Home / 6,131.06-9,193.86-5,520.54

Finding the Fourth Proportional to 6,131.06, 9,193.86 and 5,520.54

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Solution

The fourth proportional to 6,131.06, 9,193.86 and 5,520.54 is: 8,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.06 : 9,193.86 = 5,520.54 : x
  2. Step 2: Convert to fraction form
    6,131.06/9,193.86 = 5,520.54/x
  3. Step 3: Cross multiply
    6,131.06x = 9,193.86 × 5,520.54
  4. Step 4: Simplify right side
    6,131.06x = 50,755,071.88
  5. Step 5: Solve for x
    x = 50,755,071.88/6,131.06
  6. Step 6: Final answer
    x = 8,278.35

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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.