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Finding the Fourth Proportional to 2,001.52, 3,002.46 and 769.24

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Solution

The fourth proportional to 2,001.52, 3,002.46 and 769.24 is: 1,153.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.52 : 3,002.46 = 769.24 : x
  2. Step 2: Convert to fraction form
    2,001.52/3,002.46 = 769.24/x
  3. Step 3: Cross multiply
    2,001.52x = 3,002.46 × 769.24
  4. Step 4: Simplify right side
    2,001.52x = 2,309,612.33
  5. Step 5: Solve for x
    x = 2,309,612.33/2,001.52
  6. Step 6: Final answer
    x = 1,153.93

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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.