Home / 6,247.39-9,366.45-3,781.62

Finding the Fourth Proportional to 6,247.39, 9,366.45 and 3,781.62

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Solution

The fourth proportional to 6,247.39, 9,366.45 and 3,781.62 is: 5,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.39 : 9,366.45 = 3,781.62 : x
  2. Step 2: Convert to fraction form
    6,247.39/9,366.45 = 3,781.62/x
  3. Step 3: Cross multiply
    6,247.39x = 9,366.45 × 3,781.62
  4. Step 4: Simplify right side
    6,247.39x = 35,420,382.76
  5. Step 5: Solve for x
    x = 35,420,382.76/6,247.39
  6. Step 6: Final answer
    x = 5,669.63

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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.