Home / 10,652.43-15,974.19-5,104.47

Finding the Fourth Proportional to 10,652.43, 15,974.19 and 5,104.47

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Solution

The fourth proportional to 10,652.43, 15,974.19 and 5,104.47 is: 7,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.43 : 15,974.19 = 5,104.47 : x
  2. Step 2: Convert to fraction form
    10,652.43/15,974.19 = 5,104.47/x
  3. Step 3: Cross multiply
    10,652.43x = 15,974.19 × 5,104.47
  4. Step 4: Simplify right side
    10,652.43x = 81,539,773.63
  5. Step 5: Solve for x
    x = 81,539,773.63/10,652.43
  6. Step 6: Final answer
    x = 7,654.57

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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.