Home / 8,867.54-13,296.96-5,170.70

Finding the Fourth Proportional to 8,867.54, 13,296.96 and 5,170.70

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Solution

The fourth proportional to 8,867.54, 13,296.96 and 5,170.70 is: 7,753.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.54 : 13,296.96 = 5,170.70 : x
  2. Step 2: Convert to fraction form
    8,867.54/13,296.96 = 5,170.70/x
  3. Step 3: Cross multiply
    8,867.54x = 13,296.96 × 5,170.70
  4. Step 4: Simplify right side
    8,867.54x = 68,754,591.07
  5. Step 5: Solve for x
    x = 68,754,591.07/8,867.54
  6. Step 6: Final answer
    x = 7,753.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.