Home / 2,382.67-3,288.27-1,334.89

Finding the Fourth Proportional to 2,382.67, 3,288.27 and 1,334.89

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Solution

The fourth proportional to 2,382.67, 3,288.27 and 1,334.89 is: 1,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.67 : 3,288.27 = 1,334.89 : x
  2. Step 2: Convert to fraction form
    2,382.67/3,288.27 = 1,334.89/x
  3. Step 3: Cross multiply
    2,382.67x = 3,288.27 × 1,334.89
  4. Step 4: Simplify right side
    2,382.67x = 4,389,478.74
  5. Step 5: Solve for x
    x = 4,389,478.74/2,382.67
  6. Step 6: Final answer
    x = 1,842.25

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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.