Home / 8,249.08-12,366.12-4,295.70

Finding the Fourth Proportional to 8,249.08, 12,366.12 and 4,295.70

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Solution

The fourth proportional to 8,249.08, 12,366.12 and 4,295.70 is: 6,439.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.08 : 12,366.12 = 4,295.70 : x
  2. Step 2: Convert to fraction form
    8,249.08/12,366.12 = 4,295.70/x
  3. Step 3: Cross multiply
    8,249.08x = 12,366.12 × 4,295.70
  4. Step 4: Simplify right side
    8,249.08x = 53,121,141.68
  5. Step 5: Solve for x
    x = 53,121,141.68/8,249.08
  6. Step 6: Final answer
    x = 6,439.64

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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.