Home / 9,249.26-12,760.86-5,267.56

Finding the Fourth Proportional to 9,249.26, 12,760.86 and 5,267.56

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Solution

The fourth proportional to 9,249.26, 12,760.86 and 5,267.56 is: 7,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.26 : 12,760.86 = 5,267.56 : x
  2. Step 2: Convert to fraction form
    9,249.26/12,760.86 = 5,267.56/x
  3. Step 3: Cross multiply
    9,249.26x = 12,760.86 × 5,267.56
  4. Step 4: Simplify right side
    9,249.26x = 67,218,595.70
  5. Step 5: Solve for x
    x = 67,218,595.70/9,249.26
  6. Step 6: Final answer
    x = 7,267.46

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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.