Home / 1,195.04-1,792.48-425.44

Finding the Fourth Proportional to 1,195.04, 1,792.48 and 425.44

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Solution

The fourth proportional to 1,195.04, 1,792.48 and 425.44 is: 638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.04 : 1,792.48 = 425.44 : x
  2. Step 2: Convert to fraction form
    1,195.04/1,792.48 = 425.44/x
  3. Step 3: Cross multiply
    1,195.04x = 1,792.48 × 425.44
  4. Step 4: Simplify right side
    1,195.04x = 762,592.69
  5. Step 5: Solve for x
    x = 762,592.69/1,195.04
  6. Step 6: Final answer
    x = 638.13

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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.