Home / 2,226.93-3,072.19-1,342.23

Finding the Fourth Proportional to 2,226.93, 3,072.19 and 1,342.23

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Solution

The fourth proportional to 2,226.93, 3,072.19 and 1,342.23 is: 1,851.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.93 : 3,072.19 = 1,342.23 : x
  2. Step 2: Convert to fraction form
    2,226.93/3,072.19 = 1,342.23/x
  3. Step 3: Cross multiply
    2,226.93x = 3,072.19 × 1,342.23
  4. Step 4: Simplify right side
    2,226.93x = 4,123,585.58
  5. Step 5: Solve for x
    x = 4,123,585.58/2,226.93
  6. Step 6: Final answer
    x = 1,851.69

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Half scale
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Double scale
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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.