Home / 3,238.52-4,471.02-2,177.83

Finding the Fourth Proportional to 3,238.52, 4,471.02 and 2,177.83

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Solution

The fourth proportional to 3,238.52, 4,471.02 and 2,177.83 is: 3,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.52 : 4,471.02 = 2,177.83 : x
  2. Step 2: Convert to fraction form
    3,238.52/4,471.02 = 2,177.83/x
  3. Step 3: Cross multiply
    3,238.52x = 4,471.02 × 2,177.83
  4. Step 4: Simplify right side
    3,238.52x = 9,737,110.31
  5. Step 5: Solve for x
    x = 9,737,110.31/3,238.52
  6. Step 6: Final answer
    x = 3,006.65

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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.