Home / 10,432.49-15,648.73-2,641.91

Finding the Fourth Proportional to 10,432.49, 15,648.73 and 2,641.91

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Solution

The fourth proportional to 10,432.49, 15,648.73 and 2,641.91 is: 3,962.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.49 : 15,648.73 = 2,641.91 : x
  2. Step 2: Convert to fraction form
    10,432.49/15,648.73 = 2,641.91/x
  3. Step 3: Cross multiply
    10,432.49x = 15,648.73 × 2,641.91
  4. Step 4: Simplify right side
    10,432.49x = 41,342,451.43
  5. Step 5: Solve for x
    x = 41,342,451.43/10,432.49
  6. Step 6: Final answer
    x = 3,962.86

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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.