Home / 2,326.41-3,210.28-1,331.68

Finding the Fourth Proportional to 2,326.41, 3,210.28 and 1,331.68

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Solution

The fourth proportional to 2,326.41, 3,210.28 and 1,331.68 is: 1,837.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.41 : 3,210.28 = 1,331.68 : x
  2. Step 2: Convert to fraction form
    2,326.41/3,210.28 = 1,331.68/x
  3. Step 3: Cross multiply
    2,326.41x = 3,210.28 × 1,331.68
  4. Step 4: Simplify right side
    2,326.41x = 4,275,051.28
  5. Step 5: Solve for x
    x = 4,275,051.28/2,326.41
  6. Step 6: Final answer
    x = 1,837.62

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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.