Home / 8,239.24-12,350.22-3,853

Finding the Fourth Proportional to 8,239.24, 12,350.22 and 3,853

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Solution

The fourth proportional to 8,239.24, 12,350.22 and 3,853 is: 5,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.24 : 12,350.22 = 3,853 : x
  2. Step 2: Convert to fraction form
    8,239.24/12,350.22 = 3,853/x
  3. Step 3: Cross multiply
    8,239.24x = 12,350.22 × 3,853
  4. Step 4: Simplify right side
    8,239.24x = 47,585,397.66
  5. Step 5: Solve for x
    x = 47,585,397.66/8,239.24
  6. Step 6: Final answer
    x = 5,775.46

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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.