Home / 7,849.65-10,826.24-5,163.62

Finding the Fourth Proportional to 7,849.65, 10,826.24 and 5,163.62

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Solution

The fourth proportional to 7,849.65, 10,826.24 and 5,163.62 is: 7,121.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.65 : 10,826.24 = 5,163.62 : x
  2. Step 2: Convert to fraction form
    7,849.65/10,826.24 = 5,163.62/x
  3. Step 3: Cross multiply
    7,849.65x = 10,826.24 × 5,163.62
  4. Step 4: Simplify right side
    7,849.65x = 55,902,651.62
  5. Step 5: Solve for x
    x = 55,902,651.62/7,849.65
  6. Step 6: Final answer
    x = 7,121.68

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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.