Home / 2,249.32-3,104.10-1,254.68

Finding the Fourth Proportional to 2,249.32, 3,104.10 and 1,254.68

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Solution

The fourth proportional to 2,249.32, 3,104.10 and 1,254.68 is: 1,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.32 : 3,104.10 = 1,254.68 : x
  2. Step 2: Convert to fraction form
    2,249.32/3,104.10 = 1,254.68/x
  3. Step 3: Cross multiply
    2,249.32x = 3,104.10 × 1,254.68
  4. Step 4: Simplify right side
    2,249.32x = 3,894,652.19
  5. Step 5: Solve for x
    x = 3,894,652.19/2,249.32
  6. Step 6: Final answer
    x = 1,731.48

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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.