Home / 7,849.31-10,821.38-5,926.73

Finding the Fourth Proportional to 7,849.31, 10,821.38 and 5,926.73

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Solution

The fourth proportional to 7,849.31, 10,821.38 and 5,926.73 is: 8,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.31 : 10,821.38 = 5,926.73 : x
  2. Step 2: Convert to fraction form
    7,849.31/10,821.38 = 5,926.73/x
  3. Step 3: Cross multiply
    7,849.31x = 10,821.38 × 5,926.73
  4. Step 4: Simplify right side
    7,849.31x = 64,135,313.75
  5. Step 5: Solve for x
    x = 64,135,313.75/7,849.31
  6. Step 6: Final answer
    x = 8,170.83

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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.