Home / 1,373.25-2,060.21-448.85

Finding the Fourth Proportional to 1,373.25, 2,060.21 and 448.85

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Solution

The fourth proportional to 1,373.25, 2,060.21 and 448.85 is: 673.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.25 : 2,060.21 = 448.85 : x
  2. Step 2: Convert to fraction form
    1,373.25/2,060.21 = 448.85/x
  3. Step 3: Cross multiply
    1,373.25x = 2,060.21 × 448.85
  4. Step 4: Simplify right side
    1,373.25x = 924,725.26
  5. Step 5: Solve for x
    x = 924,725.26/1,373.25
  6. Step 6: Final answer
    x = 673.38

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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.