Home / 2,326.87-3,211.11-1,332.23

Finding the Fourth Proportional to 2,326.87, 3,211.11 and 1,332.23

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Solution

The fourth proportional to 2,326.87, 3,211.11 and 1,332.23 is: 1,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.87 : 3,211.11 = 1,332.23 : x
  2. Step 2: Convert to fraction form
    2,326.87/3,211.11 = 1,332.23/x
  3. Step 3: Cross multiply
    2,326.87x = 3,211.11 × 1,332.23
  4. Step 4: Simplify right side
    2,326.87x = 4,277,937.08
  5. Step 5: Solve for x
    x = 4,277,937.08/2,326.87
  6. Step 6: Final answer
    x = 1,838.50

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1.5x scale

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.