Home / 2,432.08-3,644.76-1,112.62

Finding the Fourth Proportional to 2,432.08, 3,644.76 and 1,112.62

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Solution

The fourth proportional to 2,432.08, 3,644.76 and 1,112.62 is: 1,667.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.08 : 3,644.76 = 1,112.62 : x
  2. Step 2: Convert to fraction form
    2,432.08/3,644.76 = 1,112.62/x
  3. Step 3: Cross multiply
    2,432.08x = 3,644.76 × 1,112.62
  4. Step 4: Simplify right side
    2,432.08x = 4,055,232.87
  5. Step 5: Solve for x
    x = 4,055,232.87/2,432.08
  6. Step 6: Final answer
    x = 1,667.39

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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.