Home / 2,177.11-3,004.80-1,232.96

Finding the Fourth Proportional to 2,177.11, 3,004.80 and 1,232.96

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Solution

The fourth proportional to 2,177.11, 3,004.80 and 1,232.96 is: 1,701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.11 : 3,004.80 = 1,232.96 : x
  2. Step 2: Convert to fraction form
    2,177.11/3,004.80 = 1,232.96/x
  3. Step 3: Cross multiply
    2,177.11x = 3,004.80 × 1,232.96
  4. Step 4: Simplify right side
    2,177.11x = 3,704,778.56
  5. Step 5: Solve for x
    x = 3,704,778.56/2,177.11
  6. Step 6: Final answer
    x = 1,701.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.