Home / 6,142.29-9,207.36-2,442.21

Finding the Fourth Proportional to 6,142.29, 9,207.36 and 2,442.21

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Solution

The fourth proportional to 6,142.29, 9,207.36 and 2,442.21 is: 3,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.29 : 9,207.36 = 2,442.21 : x
  2. Step 2: Convert to fraction form
    6,142.29/9,207.36 = 2,442.21/x
  3. Step 3: Cross multiply
    6,142.29x = 9,207.36 × 2,442.21
  4. Step 4: Simplify right side
    6,142.29x = 22,486,306.67
  5. Step 5: Solve for x
    x = 22,486,306.67/6,142.29
  6. Step 6: Final answer
    x = 3,660.90

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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.