Home / 3,747.74-5,621.61-1,150.70

Finding the Fourth Proportional to 3,747.74, 5,621.61 and 1,150.70

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Solution

The fourth proportional to 3,747.74, 5,621.61 and 1,150.70 is: 1,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.74 : 5,621.61 = 1,150.70 : x
  2. Step 2: Convert to fraction form
    3,747.74/5,621.61 = 1,150.70/x
  3. Step 3: Cross multiply
    3,747.74x = 5,621.61 × 1,150.70
  4. Step 4: Simplify right side
    3,747.74x = 6,468,786.63
  5. Step 5: Solve for x
    x = 6,468,786.63/3,747.74
  6. Step 6: Final answer
    x = 1,726.05

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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.