Home / 10,288.38-15,432.57-2,497.14

Finding the Fourth Proportional to 10,288.38, 15,432.57 and 2,497.14

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Solution

The fourth proportional to 10,288.38, 15,432.57 and 2,497.14 is: 3,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.38 : 15,432.57 = 2,497.14 : x
  2. Step 2: Convert to fraction form
    10,288.38/15,432.57 = 2,497.14/x
  3. Step 3: Cross multiply
    10,288.38x = 15,432.57 × 2,497.14
  4. Step 4: Simplify right side
    10,288.38x = 38,537,287.85
  5. Step 5: Solve for x
    x = 38,537,287.85/10,288.38
  6. Step 6: Final answer
    x = 3,745.71

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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.