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Finding the Fourth Proportional to 2,532.48, 3,798.70 and 801.11

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Solution

The fourth proportional to 2,532.48, 3,798.70 and 801.11 is: 1,201.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,532.48 : 3,798.70 = 801.11 : x
  2. Step 2: Convert to fraction form
    2,532.48/3,798.70 = 801.11/x
  3. Step 3: Cross multiply
    2,532.48x = 3,798.70 × 801.11
  4. Step 4: Simplify right side
    2,532.48x = 3,043,155.56
  5. Step 5: Solve for x
    x = 3,043,155.56/2,532.48
  6. Step 6: Final answer
    x = 1,201.65

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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.