Home / 2,202.46-3,039.27-1,207.54

Finding the Fourth Proportional to 2,202.46, 3,039.27 and 1,207.54

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Solution

The fourth proportional to 2,202.46, 3,039.27 and 1,207.54 is: 1,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.46 : 3,039.27 = 1,207.54 : x
  2. Step 2: Convert to fraction form
    2,202.46/3,039.27 = 1,207.54/x
  3. Step 3: Cross multiply
    2,202.46x = 3,039.27 × 1,207.54
  4. Step 4: Simplify right side
    2,202.46x = 3,670,040.10
  5. Step 5: Solve for x
    x = 3,670,040.10/2,202.46
  6. Step 6: Final answer
    x = 1,666.34

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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.