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Finding the Fourth Proportional to 4,700.28, 7,044.20 and 2,504.28

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Solution

The fourth proportional to 4,700.28, 7,044.20 and 2,504.28 is: 3,753.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.28 : 7,044.20 = 2,504.28 : x
  2. Step 2: Convert to fraction form
    4,700.28/7,044.20 = 2,504.28/x
  3. Step 3: Cross multiply
    4,700.28x = 7,044.20 × 2,504.28
  4. Step 4: Simplify right side
    4,700.28x = 17,640,649.18
  5. Step 5: Solve for x
    x = 17,640,649.18/4,700.28
  6. Step 6: Final answer
    x = 3,753.11

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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.