Home / 10,432.10-15,652.40-4,885.62

Finding the Fourth Proportional to 10,432.10, 15,652.40 and 4,885.62

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Solution

The fourth proportional to 10,432.10, 15,652.40 and 4,885.62 is: 7,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.10 : 15,652.40 = 4,885.62 : x
  2. Step 2: Convert to fraction form
    10,432.10/15,652.40 = 4,885.62/x
  3. Step 3: Cross multiply
    10,432.10x = 15,652.40 × 4,885.62
  4. Step 4: Simplify right side
    10,432.10x = 76,471,654.06
  5. Step 5: Solve for x
    x = 76,471,654.06/10,432.10
  6. Step 6: Final answer
    x = 7,330.42

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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.