Home / 5,249.74-7,237.38-3,755.05

Finding the Fourth Proportional to 5,249.74, 7,237.38 and 3,755.05

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Solution

The fourth proportional to 5,249.74, 7,237.38 and 3,755.05 is: 5,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.74 : 7,237.38 = 3,755.05 : x
  2. Step 2: Convert to fraction form
    5,249.74/7,237.38 = 3,755.05/x
  3. Step 3: Cross multiply
    5,249.74x = 7,237.38 × 3,755.05
  4. Step 4: Simplify right side
    5,249.74x = 27,176,723.77
  5. Step 5: Solve for x
    x = 27,176,723.77/5,249.74
  6. Step 6: Final answer
    x = 5,176.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.