Home / 2,202.78-3,036.80-1,493.54

Finding the Fourth Proportional to 2,202.78, 3,036.80 and 1,493.54

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Solution

The fourth proportional to 2,202.78, 3,036.80 and 1,493.54 is: 2,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.78 : 3,036.80 = 1,493.54 : x
  2. Step 2: Convert to fraction form
    2,202.78/3,036.80 = 1,493.54/x
  3. Step 3: Cross multiply
    2,202.78x = 3,036.80 × 1,493.54
  4. Step 4: Simplify right side
    2,202.78x = 4,535,574.86
  5. Step 5: Solve for x
    x = 4,535,574.86/2,202.78
  6. Step 6: Final answer
    x = 2,059.03

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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.