Home / 2,382.27-3,572.65-2,226.79

Finding the Fourth Proportional to 2,382.27, 3,572.65 and 2,226.79

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Solution

The fourth proportional to 2,382.27, 3,572.65 and 2,226.79 is: 3,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.27 : 3,572.65 = 2,226.79 : x
  2. Step 2: Convert to fraction form
    2,382.27/3,572.65 = 2,226.79/x
  3. Step 3: Cross multiply
    2,382.27x = 3,572.65 × 2,226.79
  4. Step 4: Simplify right side
    2,382.27x = 7,955,540.19
  5. Step 5: Solve for x
    x = 7,955,540.19/2,382.27
  6. Step 6: Final answer
    x = 3,339.48

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1.5x scale

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.