Home / 2,194.08-3,027.87-1,199.40

Finding the Fourth Proportional to 2,194.08, 3,027.87 and 1,199.40

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Solution

The fourth proportional to 2,194.08, 3,027.87 and 1,199.40 is: 1,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.08 : 3,027.87 = 1,199.40 : x
  2. Step 2: Convert to fraction form
    2,194.08/3,027.87 = 1,199.40/x
  3. Step 3: Cross multiply
    2,194.08x = 3,027.87 × 1,199.40
  4. Step 4: Simplify right side
    2,194.08x = 3,631,627.28
  5. Step 5: Solve for x
    x = 3,631,627.28/2,194.08
  6. Step 6: Final answer
    x = 1,655.19

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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.