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Finding the Fourth Proportional to 10,524.25, 15,787.07 and 3,950.61

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Solution

The fourth proportional to 10,524.25, 15,787.07 and 3,950.61 is: 5,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,524.25 : 15,787.07 = 3,950.61 : x
  2. Step 2: Convert to fraction form
    10,524.25/15,787.07 = 3,950.61/x
  3. Step 3: Cross multiply
    10,524.25x = 15,787.07 × 3,950.61
  4. Step 4: Simplify right side
    10,524.25x = 62,368,556.61
  5. Step 5: Solve for x
    x = 62,368,556.61/10,524.25
  6. Step 6: Final answer
    x = 5,926.18

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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.