Home / 10,013.91-15,029.97-5,337.84

Finding the Fourth Proportional to 10,013.91, 15,029.97 and 5,337.84

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Solution

The fourth proportional to 10,013.91, 15,029.97 and 5,337.84 is: 8,011.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.91 : 15,029.97 = 5,337.84 : x
  2. Step 2: Convert to fraction form
    10,013.91/15,029.97 = 5,337.84/x
  3. Step 3: Cross multiply
    10,013.91x = 15,029.97 × 5,337.84
  4. Step 4: Simplify right side
    10,013.91x = 80,227,575.06
  5. Step 5: Solve for x
    x = 80,227,575.06/10,013.91
  6. Step 6: Final answer
    x = 8,011.61

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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.