Home / 8,344.20-12,518.32-2,500.86

Finding the Fourth Proportional to 8,344.20, 12,518.32 and 2,500.86

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Solution

The fourth proportional to 8,344.20, 12,518.32 and 2,500.86 is: 3,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.20 : 12,518.32 = 2,500.86 : x
  2. Step 2: Convert to fraction form
    8,344.20/12,518.32 = 2,500.86/x
  3. Step 3: Cross multiply
    8,344.20x = 12,518.32 × 2,500.86
  4. Step 4: Simplify right side
    8,344.20x = 31,306,565.76
  5. Step 5: Solve for x
    x = 31,306,565.76/8,344.20
  6. Step 6: Final answer
    x = 3,751.90

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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.