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Finding the Fourth Proportional to 4,807.35, 7,211.03 and 3,483

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Solution

The fourth proportional to 4,807.35, 7,211.03 and 3,483 is: 5,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.35 : 7,211.03 = 3,483 : x
  2. Step 2: Convert to fraction form
    4,807.35/7,211.03 = 3,483/x
  3. Step 3: Cross multiply
    4,807.35x = 7,211.03 × 3,483
  4. Step 4: Simplify right side
    4,807.35x = 25,116,000.08
  5. Step 5: Solve for x
    x = 25,116,000.08/4,807.35
  6. Step 6: Final answer
    x = 5,224.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.