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Finding the Fourth Proportional to 5,604.66, 7,730.82 and 3,365.10

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Solution

The fourth proportional to 5,604.66, 7,730.82 and 3,365.10 is: 4,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.66 : 7,730.82 = 3,365.10 : x
  2. Step 2: Convert to fraction form
    5,604.66/7,730.82 = 3,365.10/x
  3. Step 3: Cross multiply
    5,604.66x = 7,730.82 × 3,365.10
  4. Step 4: Simplify right side
    5,604.66x = 26,014,982.38
  5. Step 5: Solve for x
    x = 26,014,982.38/5,604.66
  6. Step 6: Final answer
    x = 4,641.67

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Find fourth proportional to 2,802.33, 3,865.41 and 1,682.55
Half scale
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Double scale
Find fourth proportional to 5,605.66, 7,732.20 and 3,366.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.