Home / 8,116.60-11,200.94-4,531.49

Finding the Fourth Proportional to 8,116.60, 11,200.94 and 4,531.49

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Solution

The fourth proportional to 8,116.60, 11,200.94 and 4,531.49 is: 6,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.60 : 11,200.94 = 4,531.49 : x
  2. Step 2: Convert to fraction form
    8,116.60/11,200.94 = 4,531.49/x
  3. Step 3: Cross multiply
    8,116.60x = 11,200.94 × 4,531.49
  4. Step 4: Simplify right side
    8,116.60x = 50,756,947.60
  5. Step 5: Solve for x
    x = 50,756,947.60/8,116.60
  6. Step 6: Final answer
    x = 6,253.47

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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.