Home / 3,249.88-4,482.23-2,187.29

Finding the Fourth Proportional to 3,249.88, 4,482.23 and 2,187.29

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Solution

The fourth proportional to 3,249.88, 4,482.23 and 2,187.29 is: 3,016.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.88 : 4,482.23 = 2,187.29 : x
  2. Step 2: Convert to fraction form
    3,249.88/4,482.23 = 2,187.29/x
  3. Step 3: Cross multiply
    3,249.88x = 4,482.23 × 2,187.29
  4. Step 4: Simplify right side
    3,249.88x = 9,803,937.13
  5. Step 5: Solve for x
    x = 9,803,937.13/3,249.88
  6. Step 6: Final answer
    x = 3,016.71

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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.