Home / 7,249.18-10,874.18-2,318.44

Finding the Fourth Proportional to 7,249.18, 10,874.18 and 2,318.44

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Solution

The fourth proportional to 7,249.18, 10,874.18 and 2,318.44 is: 3,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.18 : 10,874.18 = 2,318.44 : x
  2. Step 2: Convert to fraction form
    7,249.18/10,874.18 = 2,318.44/x
  3. Step 3: Cross multiply
    7,249.18x = 10,874.18 × 2,318.44
  4. Step 4: Simplify right side
    7,249.18x = 25,211,133.88
  5. Step 5: Solve for x
    x = 25,211,133.88/7,249.18
  6. Step 6: Final answer
    x = 3,477.79

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1.5x scale

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.