Home / 4,022.20-5,550.42-2,451.16

Finding the Fourth Proportional to 4,022.20, 5,550.42 and 2,451.16

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Solution

The fourth proportional to 4,022.20, 5,550.42 and 2,451.16 is: 3,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.20 : 5,550.42 = 2,451.16 : x
  2. Step 2: Convert to fraction form
    4,022.20/5,550.42 = 2,451.16/x
  3. Step 3: Cross multiply
    4,022.20x = 5,550.42 × 2,451.16
  4. Step 4: Simplify right side
    4,022.20x = 13,604,967.49
  5. Step 5: Solve for x
    x = 13,604,967.49/4,022.20
  6. Step 6: Final answer
    x = 3,382.47

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Half scale
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Double scale
Find fourth proportional to 4,023.20, 5,551.80 and 2,452.16
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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.