Home / 8,432.33-12,585.96-7,301.55

Finding the Fourth Proportional to 8,432.33, 12,585.96 and 7,301.55

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Solution

The fourth proportional to 8,432.33, 12,585.96 and 7,301.55 is: 10,898.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.33 : 12,585.96 = 7,301.55 : x
  2. Step 2: Convert to fraction form
    8,432.33/12,585.96 = 7,301.55/x
  3. Step 3: Cross multiply
    8,432.33x = 12,585.96 × 7,301.55
  4. Step 4: Simplify right side
    8,432.33x = 91,897,016.24
  5. Step 5: Solve for x
    x = 91,897,016.24/8,432.33
  6. Step 6: Final answer
    x = 10,898.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.