Home / 3,762.32-5,191.60-2,249.88

Finding the Fourth Proportional to 3,762.32, 5,191.60 and 2,249.88

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Solution

The fourth proportional to 3,762.32, 5,191.60 and 2,249.88 is: 3,104.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.32 : 5,191.60 = 2,249.88 : x
  2. Step 2: Convert to fraction form
    3,762.32/5,191.60 = 2,249.88/x
  3. Step 3: Cross multiply
    3,762.32x = 5,191.60 × 2,249.88
  4. Step 4: Simplify right side
    3,762.32x = 11,680,477.01
  5. Step 5: Solve for x
    x = 11,680,477.01/3,762.32
  6. Step 6: Final answer
    x = 3,104.59

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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.