Home / 3,550.92-4,903.36-2,226.92

Finding the Fourth Proportional to 3,550.92, 4,903.36 and 2,226.92

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Solution

The fourth proportional to 3,550.92, 4,903.36 and 2,226.92 is: 3,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.92 : 4,903.36 = 2,226.92 : x
  2. Step 2: Convert to fraction form
    3,550.92/4,903.36 = 2,226.92/x
  3. Step 3: Cross multiply
    3,550.92x = 4,903.36 × 2,226.92
  4. Step 4: Simplify right side
    3,550.92x = 10,919,390.45
  5. Step 5: Solve for x
    x = 10,919,390.45/3,550.92
  6. Step 6: Final answer
    x = 3,075.09

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Double scale
Find fourth proportional to 3,551.92, 4,904.74 and 2,227.92
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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.