Home / 5,254.38-7,251.08-3,016.20

Finding the Fourth Proportional to 5,254.38, 7,251.08 and 3,016.20

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Solution

The fourth proportional to 5,254.38, 7,251.08 and 3,016.20 is: 4,162.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.38 : 7,251.08 = 3,016.20 : x
  2. Step 2: Convert to fraction form
    5,254.38/7,251.08 = 3,016.20/x
  3. Step 3: Cross multiply
    5,254.38x = 7,251.08 × 3,016.20
  4. Step 4: Simplify right side
    5,254.38x = 21,870,742.23
  5. Step 5: Solve for x
    x = 21,870,742.23/5,254.38
  6. Step 6: Final answer
    x = 4,162.38

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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.