Home / 2,169.03-3,255.30-1,232.55

Finding the Fourth Proportional to 2,169.03, 3,255.30 and 1,232.55

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Solution

The fourth proportional to 2,169.03, 3,255.30 and 1,232.55 is: 1,849.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.03 : 3,255.30 = 1,232.55 : x
  2. Step 2: Convert to fraction form
    2,169.03/3,255.30 = 1,232.55/x
  3. Step 3: Cross multiply
    2,169.03x = 3,255.30 × 1,232.55
  4. Step 4: Simplify right side
    2,169.03x = 4,012,320.02
  5. Step 5: Solve for x
    x = 4,012,320.02/2,169.03
  6. Step 6: Final answer
    x = 1,849.82

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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.