Home / 1,729.04-2,592.11-754.40

Finding the Fourth Proportional to 1,729.04, 2,592.11 and 754.40

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Solution

The fourth proportional to 1,729.04, 2,592.11 and 754.40 is: 1,130.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.04 : 2,592.11 = 754.40 : x
  2. Step 2: Convert to fraction form
    1,729.04/2,592.11 = 754.40/x
  3. Step 3: Cross multiply
    1,729.04x = 2,592.11 × 754.40
  4. Step 4: Simplify right side
    1,729.04x = 1,955,487.78
  5. Step 5: Solve for x
    x = 1,955,487.78/1,729.04
  6. Step 6: Final answer
    x = 1,130.97

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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.