Home / 10,132.59-15,198.96-3,207.09

Finding the Fourth Proportional to 10,132.59, 15,198.96 and 3,207.09

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Solution

The fourth proportional to 10,132.59, 15,198.96 and 3,207.09 is: 4,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.59 : 15,198.96 = 3,207.09 : x
  2. Step 2: Convert to fraction form
    10,132.59/15,198.96 = 3,207.09/x
  3. Step 3: Cross multiply
    10,132.59x = 15,198.96 × 3,207.09
  4. Step 4: Simplify right side
    10,132.59x = 48,744,483.61
  5. Step 5: Solve for x
    x = 48,744,483.61/10,132.59
  6. Step 6: Final answer
    x = 4,810.66

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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.