Home / 5,546.88-8,321.67-5,091.26

Finding the Fourth Proportional to 5,546.88, 8,321.67 and 5,091.26

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Solution

The fourth proportional to 5,546.88, 8,321.67 and 5,091.26 is: 7,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.88 : 8,321.67 = 5,091.26 : x
  2. Step 2: Convert to fraction form
    5,546.88/8,321.67 = 5,091.26/x
  3. Step 3: Cross multiply
    5,546.88x = 8,321.67 × 5,091.26
  4. Step 4: Simplify right side
    5,546.88x = 42,367,744.00
  5. Step 5: Solve for x
    x = 42,367,744.00/5,546.88
  6. Step 6: Final answer
    x = 7,638.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.