Home / 1,729.83-2,591.40-1,448.85

Finding the Fourth Proportional to 1,729.83, 2,591.40 and 1,448.85

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Solution

The fourth proportional to 1,729.83, 2,591.40 and 1,448.85 is: 2,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.83 : 2,591.40 = 1,448.85 : x
  2. Step 2: Convert to fraction form
    1,729.83/2,591.40 = 1,448.85/x
  3. Step 3: Cross multiply
    1,729.83x = 2,591.40 × 1,448.85
  4. Step 4: Simplify right side
    1,729.83x = 3,754,537.46
  5. Step 5: Solve for x
    x = 3,754,537.46/1,729.83
  6. Step 6: Final answer
    x = 2,170.47

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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.