Home / 8,091.62-11,167.50-4,555.52

Finding the Fourth Proportional to 8,091.62, 11,167.50 and 4,555.52

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Solution

The fourth proportional to 8,091.62, 11,167.50 and 4,555.52 is: 6,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.62 : 11,167.50 = 4,555.52 : x
  2. Step 2: Convert to fraction form
    8,091.62/11,167.50 = 4,555.52/x
  3. Step 3: Cross multiply
    8,091.62x = 11,167.50 × 4,555.52
  4. Step 4: Simplify right side
    8,091.62x = 50,873,769.60
  5. Step 5: Solve for x
    x = 50,873,769.60/8,091.62
  6. Step 6: Final answer
    x = 6,287.22

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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.