Home / 2,326.74-3,210.71-1,331.79

Finding the Fourth Proportional to 2,326.74, 3,210.71 and 1,331.79

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Solution

The fourth proportional to 2,326.74, 3,210.71 and 1,331.79 is: 1,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.74 : 3,210.71 = 1,331.79 : x
  2. Step 2: Convert to fraction form
    2,326.74/3,210.71 = 1,331.79/x
  3. Step 3: Cross multiply
    2,326.74x = 3,210.71 × 1,331.79
  4. Step 4: Simplify right side
    2,326.74x = 4,275,991.47
  5. Step 5: Solve for x
    x = 4,275,991.47/2,326.74
  6. Step 6: Final answer
    x = 1,837.76

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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.