Home / 4,022.40-5,550.91-2,450.49

Finding the Fourth Proportional to 4,022.40, 5,550.91 and 2,450.49

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Solution

The fourth proportional to 4,022.40, 5,550.91 and 2,450.49 is: 3,381.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.40 : 5,550.91 = 2,450.49 : x
  2. Step 2: Convert to fraction form
    4,022.40/5,550.91 = 2,450.49/x
  3. Step 3: Cross multiply
    4,022.40x = 5,550.91 × 2,450.49
  4. Step 4: Simplify right side
    4,022.40x = 13,602,451.38
  5. Step 5: Solve for x
    x = 13,602,451.38/4,022.40
  6. Step 6: Final answer
    x = 3,381.68

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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.