Home / 8,824.82-12,178.19-4,791.56

Finding the Fourth Proportional to 8,824.82, 12,178.19 and 4,791.56

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Solution

The fourth proportional to 8,824.82, 12,178.19 and 4,791.56 is: 6,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.82 : 12,178.19 = 4,791.56 : x
  2. Step 2: Convert to fraction form
    8,824.82/12,178.19 = 4,791.56/x
  3. Step 3: Cross multiply
    8,824.82x = 12,178.19 × 4,791.56
  4. Step 4: Simplify right side
    8,824.82x = 58,352,479.16
  5. Step 5: Solve for x
    x = 58,352,479.16/8,824.82
  6. Step 6: Final answer
    x = 6,612.32

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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.