Home / 4,112.64-5,675.43-2,249.64

Finding the Fourth Proportional to 4,112.64, 5,675.43 and 2,249.64

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Solution

The fourth proportional to 4,112.64, 5,675.43 and 2,249.64 is: 3,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.64 : 5,675.43 = 2,249.64 : x
  2. Step 2: Convert to fraction form
    4,112.64/5,675.43 = 2,249.64/x
  3. Step 3: Cross multiply
    4,112.64x = 5,675.43 × 2,249.64
  4. Step 4: Simplify right side
    4,112.64x = 12,767,674.35
  5. Step 5: Solve for x
    x = 12,767,674.35/4,112.64
  6. Step 6: Final answer
    x = 3,104.50

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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.