Home / 3,454.61-5,180.11-1,232.57

Finding the Fourth Proportional to 3,454.61, 5,180.11 and 1,232.57

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Solution

The fourth proportional to 3,454.61, 5,180.11 and 1,232.57 is: 1,848.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.61 : 5,180.11 = 1,232.57 : x
  2. Step 2: Convert to fraction form
    3,454.61/5,180.11 = 1,232.57/x
  3. Step 3: Cross multiply
    3,454.61x = 5,180.11 × 1,232.57
  4. Step 4: Simplify right side
    3,454.61x = 6,384,858.05
  5. Step 5: Solve for x
    x = 6,384,858.05/3,454.61
  6. Step 6: Final answer
    x = 1,848.22

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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.