Home / 2,326.71-3,210.86-1,331.97

Finding the Fourth Proportional to 2,326.71, 3,210.86 and 1,331.97

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Solution

The fourth proportional to 2,326.71, 3,210.86 and 1,331.97 is: 1,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.71 : 3,210.86 = 1,331.97 : x
  2. Step 2: Convert to fraction form
    2,326.71/3,210.86 = 1,331.97/x
  3. Step 3: Cross multiply
    2,326.71x = 3,210.86 × 1,331.97
  4. Step 4: Simplify right side
    2,326.71x = 4,276,760.48
  5. Step 5: Solve for x
    x = 4,276,760.48/2,326.71
  6. Step 6: Final answer
    x = 1,838.11

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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.