Home / 8,862.18-12,229.52-4,883.28

Finding the Fourth Proportional to 8,862.18, 12,229.52 and 4,883.28

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Solution

The fourth proportional to 8,862.18, 12,229.52 and 4,883.28 is: 6,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.18 : 12,229.52 = 4,883.28 : x
  2. Step 2: Convert to fraction form
    8,862.18/12,229.52 = 4,883.28/x
  3. Step 3: Cross multiply
    8,862.18x = 12,229.52 × 4,883.28
  4. Step 4: Simplify right side
    8,862.18x = 59,720,170.43
  5. Step 5: Solve for x
    x = 59,720,170.43/8,862.18
  6. Step 6: Final answer
    x = 6,738.77

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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.