Home / 4,436.55-6,121.83-2,447.19

Finding the Fourth Proportional to 4,436.55, 6,121.83 and 2,447.19

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Solution

The fourth proportional to 4,436.55, 6,121.83 and 2,447.19 is: 3,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.55 : 6,121.83 = 2,447.19 : x
  2. Step 2: Convert to fraction form
    4,436.55/6,121.83 = 2,447.19/x
  3. Step 3: Cross multiply
    4,436.55x = 6,121.83 × 2,447.19
  4. Step 4: Simplify right side
    4,436.55x = 14,981,281.16
  5. Step 5: Solve for x
    x = 14,981,281.16/4,436.55
  6. Step 6: Final answer
    x = 3,376.79

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.