Home / 2,202.44-3,039.33-1,207.70

Finding the Fourth Proportional to 2,202.44, 3,039.33 and 1,207.70

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Solution

The fourth proportional to 2,202.44, 3,039.33 and 1,207.70 is: 1,666.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.44 : 3,039.33 = 1,207.70 : x
  2. Step 2: Convert to fraction form
    2,202.44/3,039.33 = 1,207.70/x
  3. Step 3: Cross multiply
    2,202.44x = 3,039.33 × 1,207.70
  4. Step 4: Simplify right side
    2,202.44x = 3,670,598.84
  5. Step 5: Solve for x
    x = 3,670,598.84/2,202.44
  6. Step 6: Final answer
    x = 1,666.61

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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.