Home / 2,326.86-3,211.02-1,332.12

Finding the Fourth Proportional to 2,326.86, 3,211.02 and 1,332.12

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Solution

The fourth proportional to 2,326.86, 3,211.02 and 1,332.12 is: 1,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.86 : 3,211.02 = 1,332.12 : x
  2. Step 2: Convert to fraction form
    2,326.86/3,211.02 = 1,332.12/x
  3. Step 3: Cross multiply
    2,326.86x = 3,211.02 × 1,332.12
  4. Step 4: Simplify right side
    2,326.86x = 4,277,463.96
  5. Step 5: Solve for x
    x = 4,277,463.96/2,326.86
  6. Step 6: Final answer
    x = 1,838.30

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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.