Home / 2,226.87-3,073.22-1,342.71

Finding the Fourth Proportional to 2,226.87, 3,073.22 and 1,342.71

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Solution

The fourth proportional to 2,226.87, 3,073.22 and 1,342.71 is: 1,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.87 : 3,073.22 = 1,342.71 : x
  2. Step 2: Convert to fraction form
    2,226.87/3,073.22 = 1,342.71/x
  3. Step 3: Cross multiply
    2,226.87x = 3,073.22 × 1,342.71
  4. Step 4: Simplify right side
    2,226.87x = 4,126,436.51
  5. Step 5: Solve for x
    x = 4,126,436.51/2,226.87
  6. Step 6: Final answer
    x = 1,853.02

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1.5x scale

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.