Home / 8,747.82-13,119.51-2,507.88

Finding the Fourth Proportional to 8,747.82, 13,119.51 and 2,507.88

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Solution

The fourth proportional to 8,747.82, 13,119.51 and 2,507.88 is: 3,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.82 : 13,119.51 = 2,507.88 : x
  2. Step 2: Convert to fraction form
    8,747.82/13,119.51 = 2,507.88/x
  3. Step 3: Cross multiply
    8,747.82x = 13,119.51 × 2,507.88
  4. Step 4: Simplify right side
    8,747.82x = 32,902,156.74
  5. Step 5: Solve for x
    x = 32,902,156.74/8,747.82
  6. Step 6: Final answer
    x = 3,761.18

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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.