Home / 10,432.04-15,645.87-3,853.71

Finding the Fourth Proportional to 10,432.04, 15,645.87 and 3,853.71

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Solution

The fourth proportional to 10,432.04, 15,645.87 and 3,853.71 is: 5,779.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.04 : 15,645.87 = 3,853.71 : x
  2. Step 2: Convert to fraction form
    10,432.04/15,645.87 = 3,853.71/x
  3. Step 3: Cross multiply
    10,432.04x = 15,645.87 × 3,853.71
  4. Step 4: Simplify right side
    10,432.04x = 60,294,645.68
  5. Step 5: Solve for x
    x = 60,294,645.68/10,432.04
  6. Step 6: Final answer
    x = 5,779.76

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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.