Home / 7,500.90-11,249.20-2,235.69

Finding the Fourth Proportional to 7,500.90, 11,249.20 and 2,235.69

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Solution

The fourth proportional to 7,500.90, 11,249.20 and 2,235.69 is: 3,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.90 : 11,249.20 = 2,235.69 : x
  2. Step 2: Convert to fraction form
    7,500.90/11,249.20 = 2,235.69/x
  3. Step 3: Cross multiply
    7,500.90x = 11,249.20 × 2,235.69
  4. Step 4: Simplify right side
    7,500.90x = 25,149,723.95
  5. Step 5: Solve for x
    x = 25,149,723.95/7,500.90
  6. Step 6: Final answer
    x = 3,352.89

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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.