Home / 4,116.26-5,680.40-2,227.80

Finding the Fourth Proportional to 4,116.26, 5,680.40 and 2,227.80

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Solution

The fourth proportional to 4,116.26, 5,680.40 and 2,227.80 is: 3,074.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.26 : 5,680.40 = 2,227.80 : x
  2. Step 2: Convert to fraction form
    4,116.26/5,680.40 = 2,227.80/x
  3. Step 3: Cross multiply
    4,116.26x = 5,680.40 × 2,227.80
  4. Step 4: Simplify right side
    4,116.26x = 12,654,783.98
  5. Step 5: Solve for x
    x = 12,654,783.98/4,116.26
  6. Step 6: Final answer
    x = 3,074.34

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Half scale
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Double 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.