Home / 6,239.90-9,366.17-3,122.13

Finding the Fourth Proportional to 6,239.90, 9,366.17 and 3,122.13

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Solution

The fourth proportional to 6,239.90, 9,366.17 and 3,122.13 is: 4,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.90 : 9,366.17 = 3,122.13 : x
  2. Step 2: Convert to fraction form
    6,239.90/9,366.17 = 3,122.13/x
  3. Step 3: Cross multiply
    6,239.90x = 9,366.17 × 3,122.13
  4. Step 4: Simplify right side
    6,239.90x = 29,242,384.73
  5. Step 5: Solve for x
    x = 29,242,384.73/6,239.90
  6. Step 6: Final answer
    x = 4,686.36

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1.5x scale

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.