Home / 2,432.66-3,642.03-2,279.54

Finding the Fourth Proportional to 2,432.66, 3,642.03 and 2,279.54

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Solution

The fourth proportional to 2,432.66, 3,642.03 and 2,279.54 is: 3,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.66 : 3,642.03 = 2,279.54 : x
  2. Step 2: Convert to fraction form
    2,432.66/3,642.03 = 2,279.54/x
  3. Step 3: Cross multiply
    2,432.66x = 3,642.03 × 2,279.54
  4. Step 4: Simplify right side
    2,432.66x = 8,302,153.07
  5. Step 5: Solve for x
    x = 8,302,153.07/2,432.66
  6. Step 6: Final answer
    x = 3,412.79

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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.