Home / 2,412.38-3,618.57-588.38

Finding the Fourth Proportional to 2,412.38, 3,618.57 and 588.38

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Solution

The fourth proportional to 2,412.38, 3,618.57 and 588.38 is: 882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.38 : 3,618.57 = 588.38 : x
  2. Step 2: Convert to fraction form
    2,412.38/3,618.57 = 588.38/x
  3. Step 3: Cross multiply
    2,412.38x = 3,618.57 × 588.38
  4. Step 4: Simplify right side
    2,412.38x = 2,129,076.12
  5. Step 5: Solve for x
    x = 2,129,076.12/2,412.38
  6. Step 6: Final answer
    x = 882.56

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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.