Home / 3,741.80-5,612.69-1,144.73

Finding the Fourth Proportional to 3,741.80, 5,612.69 and 1,144.73

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Solution

The fourth proportional to 3,741.80, 5,612.69 and 1,144.73 is: 1,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.80 : 5,612.69 = 1,144.73 : x
  2. Step 2: Convert to fraction form
    3,741.80/5,612.69 = 1,144.73/x
  3. Step 3: Cross multiply
    3,741.80x = 5,612.69 × 1,144.73
  4. Step 4: Simplify right side
    3,741.80x = 6,425,031.52
  5. Step 5: Solve for x
    x = 6,425,031.52/3,741.80
  6. Step 6: Final answer
    x = 1,717.10

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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.