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Finding the Fourth Proportional to 2,393.97, 3,591.14 and 750.51

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Solution

The fourth proportional to 2,393.97, 3,591.14 and 750.51 is: 1,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.97 : 3,591.14 = 750.51 : x
  2. Step 2: Convert to fraction form
    2,393.97/3,591.14 = 750.51/x
  3. Step 3: Cross multiply
    2,393.97x = 3,591.14 × 750.51
  4. Step 4: Simplify right side
    2,393.97x = 2,695,184.95
  5. Step 5: Solve for x
    x = 2,695,184.95/2,393.97
  6. Step 6: Final answer
    x = 1,125.82

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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.