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Finding the Fourth Proportional to 1,884.75, 2,600.97 and 1,045.52

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Solution

The fourth proportional to 1,884.75, 2,600.97 and 1,045.52 is: 1,442.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.75 : 2,600.97 = 1,045.52 : x
  2. Step 2: Convert to fraction form
    1,884.75/2,600.97 = 1,045.52/x
  3. Step 3: Cross multiply
    1,884.75x = 2,600.97 × 1,045.52
  4. Step 4: Simplify right side
    1,884.75x = 2,719,358.98
  5. Step 5: Solve for x
    x = 2,719,358.98/1,884.75
  6. Step 6: Final answer
    x = 1,442.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.