Home / 8,101.97-11,180.49-4,565.09

Finding the Fourth Proportional to 8,101.97, 11,180.49 and 4,565.09

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Solution

The fourth proportional to 8,101.97, 11,180.49 and 4,565.09 is: 6,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.97 : 11,180.49 = 4,565.09 : x
  2. Step 2: Convert to fraction form
    8,101.97/11,180.49 = 4,565.09/x
  3. Step 3: Cross multiply
    8,101.97x = 11,180.49 × 4,565.09
  4. Step 4: Simplify right side
    8,101.97x = 51,039,943.09
  5. Step 5: Solve for x
    x = 51,039,943.09/8,101.97
  6. Step 6: Final answer
    x = 6,299.70

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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.