Home / 8,263.43-12,400.07-2,998.85

Finding the Fourth Proportional to 8,263.43, 12,400.07 and 2,998.85

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Solution

The fourth proportional to 8,263.43, 12,400.07 and 2,998.85 is: 4,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.43 : 12,400.07 = 2,998.85 : x
  2. Step 2: Convert to fraction form
    8,263.43/12,400.07 = 2,998.85/x
  3. Step 3: Cross multiply
    8,263.43x = 12,400.07 × 2,998.85
  4. Step 4: Simplify right side
    8,263.43x = 37,185,949.92
  5. Step 5: Solve for x
    x = 37,185,949.92/8,263.43
  6. Step 6: Final answer
    x = 4,500.06

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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.