Home / 8,292.38-12,438.48-2,449.04

Finding the Fourth Proportional to 8,292.38, 12,438.48 and 2,449.04

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Solution

The fourth proportional to 8,292.38, 12,438.48 and 2,449.04 is: 3,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.38 : 12,438.48 = 2,449.04 : x
  2. Step 2: Convert to fraction form
    8,292.38/12,438.48 = 2,449.04/x
  3. Step 3: Cross multiply
    8,292.38x = 12,438.48 × 2,449.04
  4. Step 4: Simplify right side
    8,292.38x = 30,462,335.06
  5. Step 5: Solve for x
    x = 30,462,335.06/8,292.38
  6. Step 6: Final answer
    x = 3,673.53

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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.