Home / 2,199.18-3,034.80-1,204.43

Finding the Fourth Proportional to 2,199.18, 3,034.80 and 1,204.43

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Solution

The fourth proportional to 2,199.18, 3,034.80 and 1,204.43 is: 1,662.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.18 : 3,034.80 = 1,204.43 : x
  2. Step 2: Convert to fraction form
    2,199.18/3,034.80 = 1,204.43/x
  3. Step 3: Cross multiply
    2,199.18x = 3,034.80 × 1,204.43
  4. Step 4: Simplify right side
    2,199.18x = 3,655,212.90
  5. Step 5: Solve for x
    x = 3,655,212.90/2,199.18
  6. Step 6: Final answer
    x = 1,662.08

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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.