Home / 2,313.27-3,470.76-1,081.08

Finding the Fourth Proportional to 2,313.27, 3,470.76 and 1,081.08

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Solution

The fourth proportional to 2,313.27, 3,470.76 and 1,081.08 is: 1,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.27 : 3,470.76 = 1,081.08 : x
  2. Step 2: Convert to fraction form
    2,313.27/3,470.76 = 1,081.08/x
  3. Step 3: Cross multiply
    2,313.27x = 3,470.76 × 1,081.08
  4. Step 4: Simplify right side
    2,313.27x = 3,752,169.22
  5. Step 5: Solve for x
    x = 3,752,169.22/2,313.27
  6. Step 6: Final answer
    x = 1,622.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.