Home / 5,254.92-7,251.72-3,016.80

Finding the Fourth Proportional to 5,254.92, 7,251.72 and 3,016.80

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Solution

The fourth proportional to 5,254.92, 7,251.72 and 3,016.80 is: 4,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.92 : 7,251.72 = 3,016.80 : x
  2. Step 2: Convert to fraction form
    5,254.92/7,251.72 = 3,016.80/x
  3. Step 3: Cross multiply
    5,254.92x = 7,251.72 × 3,016.80
  4. Step 4: Simplify right side
    5,254.92x = 21,876,988.90
  5. Step 5: Solve for x
    x = 21,876,988.90/5,254.92
  6. Step 6: Final answer
    x = 4,163.14

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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.