Home / 10,267.80-15,403.59-3,249.57

Finding the Fourth Proportional to 10,267.80, 15,403.59 and 3,249.57

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Solution

The fourth proportional to 10,267.80, 15,403.59 and 3,249.57 is: 4,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.80 : 15,403.59 = 3,249.57 : x
  2. Step 2: Convert to fraction form
    10,267.80/15,403.59 = 3,249.57/x
  3. Step 3: Cross multiply
    10,267.80x = 15,403.59 × 3,249.57
  4. Step 4: Simplify right side
    10,267.80x = 50,055,101.72
  5. Step 5: Solve for x
    x = 50,055,101.72/10,267.80
  6. Step 6: Final answer
    x = 4,874.96

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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.