Home / 8,116.28-11,200.50-4,531.58

Finding the Fourth Proportional to 8,116.28, 11,200.50 and 4,531.58

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Solution

The fourth proportional to 8,116.28, 11,200.50 and 4,531.58 is: 6,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.28 : 11,200.50 = 4,531.58 : x
  2. Step 2: Convert to fraction form
    8,116.28/11,200.50 = 4,531.58/x
  3. Step 3: Cross multiply
    8,116.28x = 11,200.50 × 4,531.58
  4. Step 4: Simplify right side
    8,116.28x = 50,755,961.79
  5. Step 5: Solve for x
    x = 50,755,961.79/8,116.28
  6. Step 6: Final answer
    x = 6,253.60

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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.