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Finding the Fourth Proportional to 8,544.88, 11,790.93 and 4,959.01

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Solution

The fourth proportional to 8,544.88, 11,790.93 and 4,959.01 is: 6,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.88 : 11,790.93 = 4,959.01 : x
  2. Step 2: Convert to fraction form
    8,544.88/11,790.93 = 4,959.01/x
  3. Step 3: Cross multiply
    8,544.88x = 11,790.93 × 4,959.01
  4. Step 4: Simplify right side
    8,544.88x = 58,471,339.78
  5. Step 5: Solve for x
    x = 58,471,339.78/8,544.88
  6. Step 6: Final answer
    x = 6,842.85

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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.