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Finding the Fourth Proportional to 10,445.10, 15,672.15 and 6,066.30

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Solution

The fourth proportional to 10,445.10, 15,672.15 and 6,066.30 is: 9,102.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.10 : 15,672.15 = 6,066.30 : x
  2. Step 2: Convert to fraction form
    10,445.10/15,672.15 = 6,066.30/x
  3. Step 3: Cross multiply
    10,445.10x = 15,672.15 × 6,066.30
  4. Step 4: Simplify right side
    10,445.10x = 95,071,963.55
  5. Step 5: Solve for x
    x = 95,071,963.55/10,445.10
  6. Step 6: Final answer
    x = 9,102.06

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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.