Home / 8,178.24-11,286.12-4,452.24

Finding the Fourth Proportional to 8,178.24, 11,286.12 and 4,452.24

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Solution

The fourth proportional to 8,178.24, 11,286.12 and 4,452.24 is: 6,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178.24 : 11,286.12 = 4,452.24 : x
  2. Step 2: Convert to fraction form
    8,178.24/11,286.12 = 4,452.24/x
  3. Step 3: Cross multiply
    8,178.24x = 11,286.12 × 4,452.24
  4. Step 4: Simplify right side
    8,178.24x = 50,248,514.91
  5. Step 5: Solve for x
    x = 50,248,514.91/8,178.24
  6. Step 6: Final answer
    x = 6,144.17

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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.