Home / 7,310.99-10,966.62-2,380.61

Finding the Fourth Proportional to 7,310.99, 10,966.62 and 2,380.61

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Solution

The fourth proportional to 7,310.99, 10,966.62 and 2,380.61 is: 3,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.99 : 10,966.62 = 2,380.61 : x
  2. Step 2: Convert to fraction form
    7,310.99/10,966.62 = 2,380.61/x
  3. Step 3: Cross multiply
    7,310.99x = 10,966.62 × 2,380.61
  4. Step 4: Simplify right side
    7,310.99x = 26,107,245.24
  5. Step 5: Solve for x
    x = 26,107,245.24/7,310.99
  6. Step 6: Final answer
    x = 3,570.96

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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.