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Finding the Fourth Proportional to 5,802.62, 8,014.22 and 3,910.95

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Solution

The fourth proportional to 5,802.62, 8,014.22 and 3,910.95 is: 5,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.62 : 8,014.22 = 3,910.95 : x
  2. Step 2: Convert to fraction form
    5,802.62/8,014.22 = 3,910.95/x
  3. Step 3: Cross multiply
    5,802.62x = 8,014.22 × 3,910.95
  4. Step 4: Simplify right side
    5,802.62x = 31,343,164.01
  5. Step 5: Solve for x
    x = 31,343,164.01/5,802.62
  6. Step 6: Final answer
    x = 5,401.55

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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.