Home / 5,028.76-7,542.16-2,529.28

Finding the Fourth Proportional to 5,028.76, 7,542.16 and 2,529.28

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Solution

The fourth proportional to 5,028.76, 7,542.16 and 2,529.28 is: 3,793.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.76 : 7,542.16 = 2,529.28 : x
  2. Step 2: Convert to fraction form
    5,028.76/7,542.16 = 2,529.28/x
  3. Step 3: Cross multiply
    5,028.76x = 7,542.16 × 2,529.28
  4. Step 4: Simplify right side
    5,028.76x = 19,076,209.27
  5. Step 5: Solve for x
    x = 19,076,209.27/5,028.76
  6. Step 6: Final answer
    x = 3,793.42

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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.