Home / 3,748.41-5,621.94-1,249.56

Finding the Fourth Proportional to 3,748.41, 5,621.94 and 1,249.56

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Solution

The fourth proportional to 3,748.41, 5,621.94 and 1,249.56 is: 1,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.41 : 5,621.94 = 1,249.56 : x
  2. Step 2: Convert to fraction form
    3,748.41/5,621.94 = 1,249.56/x
  3. Step 3: Cross multiply
    3,748.41x = 5,621.94 × 1,249.56
  4. Step 4: Simplify right side
    3,748.41x = 7,024,951.35
  5. Step 5: Solve for x
    x = 7,024,951.35/3,748.41
  6. Step 6: Final answer
    x = 1,874.11

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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.