Home / 8,088.97-11,164.89-4,947.79

Finding the Fourth Proportional to 8,088.97, 11,164.89 and 4,947.79

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Solution

The fourth proportional to 8,088.97, 11,164.89 and 4,947.79 is: 6,829.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.97 : 11,164.89 = 4,947.79 : x
  2. Step 2: Convert to fraction form
    8,088.97/11,164.89 = 4,947.79/x
  3. Step 3: Cross multiply
    8,088.97x = 11,164.89 × 4,947.79
  4. Step 4: Simplify right side
    8,088.97x = 55,241,531.09
  5. Step 5: Solve for x
    x = 55,241,531.09/8,088.97
  6. Step 6: Final answer
    x = 6,829.24

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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.