Home / 9,088.60-12,542.56-5,314.52

Finding the Fourth Proportional to 9,088.60, 12,542.56 and 5,314.52

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Solution

The fourth proportional to 9,088.60, 12,542.56 and 5,314.52 is: 7,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.60 : 12,542.56 = 5,314.52 : x
  2. Step 2: Convert to fraction form
    9,088.60/12,542.56 = 5,314.52/x
  3. Step 3: Cross multiply
    9,088.60x = 12,542.56 × 5,314.52
  4. Step 4: Simplify right side
    9,088.60x = 66,657,685.97
  5. Step 5: Solve for x
    x = 66,657,685.97/9,088.60
  6. Step 6: Final answer
    x = 7,334.21

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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.