Home / 8,544.30-11,791.23-4,767.78

Finding the Fourth Proportional to 8,544.30, 11,791.23 and 4,767.78

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Solution

The fourth proportional to 8,544.30, 11,791.23 and 4,767.78 is: 6,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.30 : 11,791.23 = 4,767.78 : x
  2. Step 2: Convert to fraction form
    8,544.30/11,791.23 = 4,767.78/x
  3. Step 3: Cross multiply
    8,544.30x = 11,791.23 × 4,767.78
  4. Step 4: Simplify right side
    8,544.30x = 56,217,990.57
  5. Step 5: Solve for x
    x = 56,217,990.57/8,544.30
  6. Step 6: Final answer
    x = 6,579.59

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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.