Home / 2,247.41-3,101.48-1,252.74

Finding the Fourth Proportional to 2,247.41, 3,101.48 and 1,252.74

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Solution

The fourth proportional to 2,247.41, 3,101.48 and 1,252.74 is: 1,728.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.41 : 3,101.48 = 1,252.74 : x
  2. Step 2: Convert to fraction form
    2,247.41/3,101.48 = 1,252.74/x
  3. Step 3: Cross multiply
    2,247.41x = 3,101.48 × 1,252.74
  4. Step 4: Simplify right side
    2,247.41x = 3,885,358.12
  5. Step 5: Solve for x
    x = 3,885,358.12/2,247.41
  6. Step 6: Final answer
    x = 1,728.81

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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.