Home / 3,753.96-5,181.36-2,575.56

Finding the Fourth Proportional to 3,753.96, 5,181.36 and 2,575.56

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Solution

The fourth proportional to 3,753.96, 5,181.36 and 2,575.56 is: 3,554.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.96 : 5,181.36 = 2,575.56 : x
  2. Step 2: Convert to fraction form
    3,753.96/5,181.36 = 2,575.56/x
  3. Step 3: Cross multiply
    3,753.96x = 5,181.36 × 2,575.56
  4. Step 4: Simplify right side
    3,753.96x = 13,344,903.56
  5. Step 5: Solve for x
    x = 13,344,903.56/3,753.96
  6. Step 6: Final answer
    x = 3,554.89

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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.