Home / 3,748.12-5,621.97-1,151.06

Finding the Fourth Proportional to 3,748.12, 5,621.97 and 1,151.06

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Solution

The fourth proportional to 3,748.12, 5,621.97 and 1,151.06 is: 1,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.12 : 5,621.97 = 1,151.06 : x
  2. Step 2: Convert to fraction form
    3,748.12/5,621.97 = 1,151.06/x
  3. Step 3: Cross multiply
    3,748.12x = 5,621.97 × 1,151.06
  4. Step 4: Simplify right side
    3,748.12x = 6,471,224.79
  5. Step 5: Solve for x
    x = 6,471,224.79/3,748.12
  6. Step 6: Final answer
    x = 1,726.53

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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.