Home / 4,022.10-5,550.21-2,253.69

Finding the Fourth Proportional to 4,022.10, 5,550.21 and 2,253.69

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Solution

The fourth proportional to 4,022.10, 5,550.21 and 2,253.69 is: 3,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.10 : 5,550.21 = 2,253.69 : x
  2. Step 2: Convert to fraction form
    4,022.10/5,550.21 = 2,253.69/x
  3. Step 3: Cross multiply
    4,022.10x = 5,550.21 × 2,253.69
  4. Step 4: Simplify right side
    4,022.10x = 12,508,452.77
  5. Step 5: Solve for x
    x = 12,508,452.77/4,022.10
  6. Step 6: Final answer
    x = 3,109.93

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Half scale
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Double scale
Find fourth proportional to 4,023.10, 5,551.59 and 2,254.69
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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.