Home / 6,269.32-9,399.52-3,147.11

Finding the Fourth Proportional to 6,269.32, 9,399.52 and 3,147.11

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Solution

The fourth proportional to 6,269.32, 9,399.52 and 3,147.11 is: 4,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.32 : 9,399.52 = 3,147.11 : x
  2. Step 2: Convert to fraction form
    6,269.32/9,399.52 = 3,147.11/x
  3. Step 3: Cross multiply
    6,269.32x = 9,399.52 × 3,147.11
  4. Step 4: Simplify right side
    6,269.32x = 29,581,323.39
  5. Step 5: Solve for x
    x = 29,581,323.39/6,269.32
  6. Step 6: Final answer
    x = 4,718.43

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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.