Home / 8,862.29-12,230.24-5,086.15

Finding the Fourth Proportional to 8,862.29, 12,230.24 and 5,086.15

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Solution

The fourth proportional to 8,862.29, 12,230.24 and 5,086.15 is: 7,019.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.29 : 12,230.24 = 5,086.15 : x
  2. Step 2: Convert to fraction form
    8,862.29/12,230.24 = 5,086.15/x
  3. Step 3: Cross multiply
    8,862.29x = 12,230.24 × 5,086.15
  4. Step 4: Simplify right side
    8,862.29x = 62,204,774.02
  5. Step 5: Solve for x
    x = 62,204,774.02/8,862.29
  6. Step 6: Final answer
    x = 7,019.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.