Home / 5,616.50-7,753.39-3,258.18

Finding the Fourth Proportional to 5,616.50, 7,753.39 and 3,258.18

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Solution

The fourth proportional to 5,616.50, 7,753.39 and 3,258.18 is: 4,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.50 : 7,753.39 = 3,258.18 : x
  2. Step 2: Convert to fraction form
    5,616.50/7,753.39 = 3,258.18/x
  3. Step 3: Cross multiply
    5,616.50x = 7,753.39 × 3,258.18
  4. Step 4: Simplify right side
    5,616.50x = 25,261,932.08
  5. Step 5: Solve for x
    x = 25,261,932.08/5,616.50
  6. Step 6: Final answer
    x = 4,497.81

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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.