Home / 2,246.46-3,100.19-1,251.72

Finding the Fourth Proportional to 2,246.46, 3,100.19 and 1,251.72

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Solution

The fourth proportional to 2,246.46, 3,100.19 and 1,251.72 is: 1,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.46 : 3,100.19 = 1,251.72 : x
  2. Step 2: Convert to fraction form
    2,246.46/3,100.19 = 1,251.72/x
  3. Step 3: Cross multiply
    2,246.46x = 3,100.19 × 1,251.72
  4. Step 4: Simplify right side
    2,246.46x = 3,880,554.33
  5. Step 5: Solve for x
    x = 3,880,554.33/2,246.46
  6. Step 6: Final answer
    x = 1,727.41

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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.