Home / 7,249.32-10,874.76-2,317.20

Finding the Fourth Proportional to 7,249.32, 10,874.76 and 2,317.20

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Solution

The fourth proportional to 7,249.32, 10,874.76 and 2,317.20 is: 3,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.32 : 10,874.76 = 2,317.20 : x
  2. Step 2: Convert to fraction form
    7,249.32/10,874.76 = 2,317.20/x
  3. Step 3: Cross multiply
    7,249.32x = 10,874.76 × 2,317.20
  4. Step 4: Simplify right side
    7,249.32x = 25,198,993.87
  5. Step 5: Solve for x
    x = 25,198,993.87/7,249.32
  6. Step 6: Final answer
    x = 3,476.05

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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.