Home / 10,288.44-14,198.11-5,812.61

Finding the Fourth Proportional to 10,288.44, 14,198.11 and 5,812.61

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Solution

The fourth proportional to 10,288.44, 14,198.11 and 5,812.61 is: 8,021.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.44 : 14,198.11 = 5,812.61 : x
  2. Step 2: Convert to fraction form
    10,288.44/14,198.11 = 5,812.61/x
  3. Step 3: Cross multiply
    10,288.44x = 14,198.11 × 5,812.61
  4. Step 4: Simplify right side
    10,288.44x = 82,527,990.65
  5. Step 5: Solve for x
    x = 82,527,990.65/10,288.44
  6. Step 6: Final answer
    x = 8,021.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.