Home / 2,177.26-3,267.06-1,447.18

Finding the Fourth Proportional to 2,177.26, 3,267.06 and 1,447.18

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Solution

The fourth proportional to 2,177.26, 3,267.06 and 1,447.18 is: 2,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.26 : 3,267.06 = 1,447.18 : x
  2. Step 2: Convert to fraction form
    2,177.26/3,267.06 = 1,447.18/x
  3. Step 3: Cross multiply
    2,177.26x = 3,267.06 × 1,447.18
  4. Step 4: Simplify right side
    2,177.26x = 4,728,023.89
  5. Step 5: Solve for x
    x = 4,728,023.89/2,177.26
  6. Step 6: Final answer
    x = 2,171.55

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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.