Home / 4,112.40-5,675.06-2,249.40

Finding the Fourth Proportional to 4,112.40, 5,675.06 and 2,249.40

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Solution

The fourth proportional to 4,112.40, 5,675.06 and 2,249.40 is: 3,104.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.40 : 5,675.06 = 2,249.40 : x
  2. Step 2: Convert to fraction form
    4,112.40/5,675.06 = 2,249.40/x
  3. Step 3: Cross multiply
    4,112.40x = 5,675.06 × 2,249.40
  4. Step 4: Simplify right side
    4,112.40x = 12,765,479.96
  5. Step 5: Solve for x
    x = 12,765,479.96/4,112.40
  6. Step 6: Final answer
    x = 3,104.14

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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.