Home / 3,670.20-5,493.78-2,740.44

Finding the Fourth Proportional to 3,670.20, 5,493.78 and 2,740.44

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Solution

The fourth proportional to 3,670.20, 5,493.78 and 2,740.44 is: 4,102.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.20 : 5,493.78 = 2,740.44 : x
  2. Step 2: Convert to fraction form
    3,670.20/5,493.78 = 2,740.44/x
  3. Step 3: Cross multiply
    3,670.20x = 5,493.78 × 2,740.44
  4. Step 4: Simplify right side
    3,670.20x = 15,055,374.46
  5. Step 5: Solve for x
    x = 15,055,374.46/3,670.20
  6. Step 6: Final answer
    x = 4,102.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.