Home / 2,326.91-3,211.23-1,332.50

Finding the Fourth Proportional to 2,326.91, 3,211.23 and 1,332.50

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Solution

The fourth proportional to 2,326.91, 3,211.23 and 1,332.50 is: 1,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.91 : 3,211.23 = 1,332.50 : x
  2. Step 2: Convert to fraction form
    2,326.91/3,211.23 = 1,332.50/x
  3. Step 3: Cross multiply
    2,326.91x = 3,211.23 × 1,332.50
  4. Step 4: Simplify right side
    2,326.91x = 4,278,947.92
  5. Step 5: Solve for x
    x = 4,278,947.92/2,326.91
  6. Step 6: Final answer
    x = 1,838.90

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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.