Home / 2,339.40-3,229.92-1,456.50

Finding the Fourth Proportional to 2,339.40, 3,229.92 and 1,456.50

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Solution

The fourth proportional to 2,339.40, 3,229.92 and 1,456.50 is: 2,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.40 : 3,229.92 = 1,456.50 : x
  2. Step 2: Convert to fraction form
    2,339.40/3,229.92 = 1,456.50/x
  3. Step 3: Cross multiply
    2,339.40x = 3,229.92 × 1,456.50
  4. Step 4: Simplify right side
    2,339.40x = 4,704,378.48
  5. Step 5: Solve for x
    x = 4,704,378.48/2,339.40
  6. Step 6: Final answer
    x = 2,010.93

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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.