Home / 3,842.08-5,302.96-2,249.48

Finding the Fourth Proportional to 3,842.08, 5,302.96 and 2,249.48

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Solution

The fourth proportional to 3,842.08, 5,302.96 and 2,249.48 is: 3,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.08 : 5,302.96 = 2,249.48 : x
  2. Step 2: Convert to fraction form
    3,842.08/5,302.96 = 2,249.48/x
  3. Step 3: Cross multiply
    3,842.08x = 5,302.96 × 2,249.48
  4. Step 4: Simplify right side
    3,842.08x = 11,928,902.46
  5. Step 5: Solve for x
    x = 11,928,902.46/3,842.08
  6. Step 6: Final answer
    x = 3,104.80

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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.