Home / 3,755.64-5,180.05-3,257.42

Finding the Fourth Proportional to 3,755.64, 5,180.05 and 3,257.42

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Solution

The fourth proportional to 3,755.64, 5,180.05 and 3,257.42 is: 4,492.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.64 : 5,180.05 = 3,257.42 : x
  2. Step 2: Convert to fraction form
    3,755.64/5,180.05 = 3,257.42/x
  3. Step 3: Cross multiply
    3,755.64x = 5,180.05 × 3,257.42
  4. Step 4: Simplify right side
    3,755.64x = 16,873,598.47
  5. Step 5: Solve for x
    x = 16,873,598.47/3,755.64
  6. Step 6: Final answer
    x = 4,492.87

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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.