Home / 3,254.52-4,481.58-3,181.88

Finding the Fourth Proportional to 3,254.52, 4,481.58 and 3,181.88

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Solution

The fourth proportional to 3,254.52, 4,481.58 and 3,181.88 is: 4,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.52 : 4,481.58 = 3,181.88 : x
  2. Step 2: Convert to fraction form
    3,254.52/4,481.58 = 3,181.88/x
  3. Step 3: Cross multiply
    3,254.52x = 4,481.58 × 3,181.88
  4. Step 4: Simplify right side
    3,254.52x = 14,259,849.77
  5. Step 5: Solve for x
    x = 14,259,849.77/3,254.52
  6. Step 6: Final answer
    x = 4,381.55

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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.