Home / 2,427.52-3,642.15-1,195.80

Finding the Fourth Proportional to 2,427.52, 3,642.15 and 1,195.80

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Solution

The fourth proportional to 2,427.52, 3,642.15 and 1,195.80 is: 1,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.52 : 3,642.15 = 1,195.80 : x
  2. Step 2: Convert to fraction form
    2,427.52/3,642.15 = 1,195.80/x
  3. Step 3: Cross multiply
    2,427.52x = 3,642.15 × 1,195.80
  4. Step 4: Simplify right side
    2,427.52x = 4,355,282.97
  5. Step 5: Solve for x
    x = 4,355,282.97/2,427.52
  6. Step 6: Final answer
    x = 1,794.13

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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.