Home / 8,091.54-11,167.34-4,554.81

Finding the Fourth Proportional to 8,091.54, 11,167.34 and 4,554.81

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Solution

The fourth proportional to 8,091.54, 11,167.34 and 4,554.81 is: 6,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.54 : 11,167.34 = 4,554.81 : x
  2. Step 2: Convert to fraction form
    8,091.54/11,167.34 = 4,554.81/x
  3. Step 3: Cross multiply
    8,091.54x = 11,167.34 × 4,554.81
  4. Step 4: Simplify right side
    8,091.54x = 50,865,089.13
  5. Step 5: Solve for x
    x = 50,865,089.13/8,091.54
  6. Step 6: Final answer
    x = 6,286.21

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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.