Home / 1,729.11-2,592.66-1,143.48

Finding the Fourth Proportional to 1,729.11, 2,592.66 and 1,143.48

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Solution

The fourth proportional to 1,729.11, 2,592.66 and 1,143.48 is: 1,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.11 : 2,592.66 = 1,143.48 : x
  2. Step 2: Convert to fraction form
    1,729.11/2,592.66 = 1,143.48/x
  3. Step 3: Cross multiply
    1,729.11x = 2,592.66 × 1,143.48
  4. Step 4: Simplify right side
    1,729.11x = 2,964,654.86
  5. Step 5: Solve for x
    x = 2,964,654.86/1,729.11
  6. Step 6: Final answer
    x = 1,714.56

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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.