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Finding the Fourth Proportional to 6,787.29, 10,165.15 and 6,600.44

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Solution

The fourth proportional to 6,787.29, 10,165.15 and 6,600.44 is: 9,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.29 : 10,165.15 = 6,600.44 : x
  2. Step 2: Convert to fraction form
    6,787.29/10,165.15 = 6,600.44/x
  3. Step 3: Cross multiply
    6,787.29x = 10,165.15 × 6,600.44
  4. Step 4: Simplify right side
    6,787.29x = 67,094,402.02
  5. Step 5: Solve for x
    x = 67,094,402.02/6,787.29
  6. Step 6: Final answer
    x = 9,885.30

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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.