Home / 3,642.87-5,025.73-2,243.19

Finding the Fourth Proportional to 3,642.87, 5,025.73 and 2,243.19

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Solution

The fourth proportional to 3,642.87, 5,025.73 and 2,243.19 is: 3,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.87 : 5,025.73 = 2,243.19 : x
  2. Step 2: Convert to fraction form
    3,642.87/5,025.73 = 2,243.19/x
  3. Step 3: Cross multiply
    3,642.87x = 5,025.73 × 2,243.19
  4. Step 4: Simplify right side
    3,642.87x = 11,273,667.28
  5. Step 5: Solve for x
    x = 11,273,667.28/3,642.87
  6. Step 6: Final answer
    x = 3,094.72

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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.