Home / 5,078.38-7,616.64-2,304.38

Finding the Fourth Proportional to 5,078.38, 7,616.64 and 2,304.38

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Solution

The fourth proportional to 5,078.38, 7,616.64 and 2,304.38 is: 3,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.38 : 7,616.64 = 2,304.38 : x
  2. Step 2: Convert to fraction form
    5,078.38/7,616.64 = 2,304.38/x
  3. Step 3: Cross multiply
    5,078.38x = 7,616.64 × 2,304.38
  4. Step 4: Simplify right side
    5,078.38x = 17,551,632.88
  5. Step 5: Solve for x
    x = 17,551,632.88/5,078.38
  6. Step 6: Final answer
    x = 3,456.15

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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.