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Finding the Fourth Proportional to 5,032.52, 7,552.22 and 3,078.76

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Solution

The fourth proportional to 5,032.52, 7,552.22 and 3,078.76 is: 4,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.52 : 7,552.22 = 3,078.76 : x
  2. Step 2: Convert to fraction form
    5,032.52/7,552.22 = 3,078.76/x
  3. Step 3: Cross multiply
    5,032.52x = 7,552.22 × 3,078.76
  4. Step 4: Simplify right side
    5,032.52x = 23,251,472.85
  5. Step 5: Solve for x
    x = 23,251,472.85/5,032.52
  6. Step 6: Final answer
    x = 4,620.24

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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.