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Finding the Fourth Proportional to 6,691.87, 10,041.45 and 4,052.89

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Solution

The fourth proportional to 6,691.87, 10,041.45 and 4,052.89 is: 6,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.87 : 10,041.45 = 4,052.89 : x
  2. Step 2: Convert to fraction form
    6,691.87/10,041.45 = 4,052.89/x
  3. Step 3: Cross multiply
    6,691.87x = 10,041.45 × 4,052.89
  4. Step 4: Simplify right side
    6,691.87x = 40,696,892.29
  5. Step 5: Solve for x
    x = 40,696,892.29/6,691.87
  6. Step 6: Final answer
    x = 6,081.54

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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.