Home / 6,529.35-9,778.36-3,747.61

Finding the Fourth Proportional to 6,529.35, 9,778.36 and 3,747.61

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Solution

The fourth proportional to 6,529.35, 9,778.36 and 3,747.61 is: 5,612.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.35 : 9,778.36 = 3,747.61 : x
  2. Step 2: Convert to fraction form
    6,529.35/9,778.36 = 3,747.61/x
  3. Step 3: Cross multiply
    6,529.35x = 9,778.36 × 3,747.61
  4. Step 4: Simplify right side
    6,529.35x = 36,645,479.72
  5. Step 5: Solve for x
    x = 36,645,479.72/6,529.35
  6. Step 6: Final answer
    x = 5,612.42

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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.