Home / 6,155.99-9,234.90-1,994.61

Finding the Fourth Proportional to 6,155.99, 9,234.90 and 1,994.61

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Solution

The fourth proportional to 6,155.99, 9,234.90 and 1,994.61 is: 2,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.99 : 9,234.90 = 1,994.61 : x
  2. Step 2: Convert to fraction form
    6,155.99/9,234.90 = 1,994.61/x
  3. Step 3: Cross multiply
    6,155.99x = 9,234.90 × 1,994.61
  4. Step 4: Simplify right side
    6,155.99x = 18,420,023.89
  5. Step 5: Solve for x
    x = 18,420,023.89/6,155.99
  6. Step 6: Final answer
    x = 2,992.21

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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.