Home / 8,432.27-12,654.05-3,501.91

Finding the Fourth Proportional to 8,432.27, 12,654.05 and 3,501.91

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Solution

The fourth proportional to 8,432.27, 12,654.05 and 3,501.91 is: 5,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.27 : 12,654.05 = 3,501.91 : x
  2. Step 2: Convert to fraction form
    8,432.27/12,654.05 = 3,501.91/x
  3. Step 3: Cross multiply
    8,432.27x = 12,654.05 × 3,501.91
  4. Step 4: Simplify right side
    8,432.27x = 44,313,342.54
  5. Step 5: Solve for x
    x = 44,313,342.54/8,432.27
  6. Step 6: Final answer
    x = 5,255.21

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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.