Home / 10,134.24-15,204.60-5,514

Finding the Fourth Proportional to 10,134.24, 15,204.60 and 5,514

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Solution

The fourth proportional to 10,134.24, 15,204.60 and 5,514 is: 8,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.24 : 15,204.60 = 5,514 : x
  2. Step 2: Convert to fraction form
    10,134.24/15,204.60 = 5,514/x
  3. Step 3: Cross multiply
    10,134.24x = 15,204.60 × 5,514
  4. Step 4: Simplify right side
    10,134.24x = 83,838,164.40
  5. Step 5: Solve for x
    x = 83,838,164.40/10,134.24
  6. Step 6: Final answer
    x = 8,272.76

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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.