Home / 7,249.65-10,871.41-2,317.96

Finding the Fourth Proportional to 7,249.65, 10,871.41 and 2,317.96

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Solution

The fourth proportional to 7,249.65, 10,871.41 and 2,317.96 is: 3,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.65 : 10,871.41 = 2,317.96 : x
  2. Step 2: Convert to fraction form
    7,249.65/10,871.41 = 2,317.96/x
  3. Step 3: Cross multiply
    7,249.65x = 10,871.41 × 2,317.96
  4. Step 4: Simplify right side
    7,249.65x = 25,199,493.52
  5. Step 5: Solve for x
    x = 25,199,493.52/7,249.65
  6. Step 6: Final answer
    x = 3,475.96

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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.