Home / 6,113.07-9,169.61-3,479.15

Finding the Fourth Proportional to 6,113.07, 9,169.61 and 3,479.15

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Solution

The fourth proportional to 6,113.07, 9,169.61 and 3,479.15 is: 5,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.07 : 9,169.61 = 3,479.15 : x
  2. Step 2: Convert to fraction form
    6,113.07/9,169.61 = 3,479.15/x
  3. Step 3: Cross multiply
    6,113.07x = 9,169.61 × 3,479.15
  4. Step 4: Simplify right side
    6,113.07x = 31,902,454.16
  5. Step 5: Solve for x
    x = 31,902,454.16/6,113.07
  6. Step 6: Final answer
    x = 5,218.73

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Similar ratio
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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.