Home / 6,115.55-9,170.22-2,604.20

Finding the Fourth Proportional to 6,115.55, 9,170.22 and 2,604.20

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Solution

The fourth proportional to 6,115.55, 9,170.22 and 2,604.20 is: 3,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.55 : 9,170.22 = 2,604.20 : x
  2. Step 2: Convert to fraction form
    6,115.55/9,170.22 = 2,604.20/x
  3. Step 3: Cross multiply
    6,115.55x = 9,170.22 × 2,604.20
  4. Step 4: Simplify right side
    6,115.55x = 23,881,086.92
  5. Step 5: Solve for x
    x = 23,881,086.92/6,115.55
  6. Step 6: Final answer
    x = 3,904.98

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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.