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Finding the Fourth Proportional to 6,787.01, 10,164.71 and 6,600.15

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Solution

The fourth proportional to 6,787.01, 10,164.71 and 6,600.15 is: 9,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.01 : 10,164.71 = 6,600.15 : x
  2. Step 2: Convert to fraction form
    6,787.01/10,164.71 = 6,600.15/x
  3. Step 3: Cross multiply
    6,787.01x = 10,164.71 × 6,600.15
  4. Step 4: Simplify right side
    6,787.01x = 67,088,627.21
  5. Step 5: Solve for x
    x = 67,088,627.21/6,787.01
  6. Step 6: Final answer
    x = 9,884.85

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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.