Home / 6,102.27-9,140.45-4,129.11

Finding the Fourth Proportional to 6,102.27, 9,140.45 and 4,129.11

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Solution

The fourth proportional to 6,102.27, 9,140.45 and 4,129.11 is: 6,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.27 : 9,140.45 = 4,129.11 : x
  2. Step 2: Convert to fraction form
    6,102.27/9,140.45 = 4,129.11/x
  3. Step 3: Cross multiply
    6,102.27x = 9,140.45 × 4,129.11
  4. Step 4: Simplify right side
    6,102.27x = 37,741,902.85
  5. Step 5: Solve for x
    x = 37,741,902.85/6,102.27
  6. Step 6: Final answer
    x = 6,184.90

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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.