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Finding the Fourth Proportional to 1,595.76, 2,202.03 and 932.64

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Solution

The fourth proportional to 1,595.76, 2,202.03 and 932.64 is: 1,286.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.76 : 2,202.03 = 932.64 : x
  2. Step 2: Convert to fraction form
    1,595.76/2,202.03 = 932.64/x
  3. Step 3: Cross multiply
    1,595.76x = 2,202.03 × 932.64
  4. Step 4: Simplify right side
    1,595.76x = 2,053,701.26
  5. Step 5: Solve for x
    x = 2,053,701.26/1,595.76
  6. Step 6: Final answer
    x = 1,286.97

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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.