Home / 8,836.75-12,195.84-5,110.75

Finding the Fourth Proportional to 8,836.75, 12,195.84 and 5,110.75

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Solution

The fourth proportional to 8,836.75, 12,195.84 and 5,110.75 is: 7,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.75 : 12,195.84 = 5,110.75 : x
  2. Step 2: Convert to fraction form
    8,836.75/12,195.84 = 5,110.75/x
  3. Step 3: Cross multiply
    8,836.75x = 12,195.84 × 5,110.75
  4. Step 4: Simplify right side
    8,836.75x = 62,329,889.28
  5. Step 5: Solve for x
    x = 62,329,889.28/8,836.75
  6. Step 6: Final answer
    x = 7,053.49

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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.