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Finding the Fourth Proportional to 2,394.10, 3,591.33 and 750.64

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Solution

The fourth proportional to 2,394.10, 3,591.33 and 750.64 is: 1,126.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.10 : 3,591.33 = 750.64 : x
  2. Step 2: Convert to fraction form
    2,394.10/3,591.33 = 750.64/x
  3. Step 3: Cross multiply
    2,394.10x = 3,591.33 × 750.64
  4. Step 4: Simplify right side
    2,394.10x = 2,695,795.95
  5. Step 5: Solve for x
    x = 2,695,795.95/2,394.10
  6. Step 6: Final answer
    x = 1,126.02

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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.