Home / 2,202.23-3,039.38-1,363.19

Finding the Fourth Proportional to 2,202.23, 3,039.38 and 1,363.19

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Solution

The fourth proportional to 2,202.23, 3,039.38 and 1,363.19 is: 1,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.23 : 3,039.38 = 1,363.19 : x
  2. Step 2: Convert to fraction form
    2,202.23/3,039.38 = 1,363.19/x
  3. Step 3: Cross multiply
    2,202.23x = 3,039.38 × 1,363.19
  4. Step 4: Simplify right side
    2,202.23x = 4,143,263.43
  5. Step 5: Solve for x
    x = 4,143,263.43/2,202.23
  6. Step 6: Final answer
    x = 1,881.40

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Half 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.