Home / 2,227.78-3,340.53-1,303.54

Finding the Fourth Proportional to 2,227.78, 3,340.53 and 1,303.54

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Solution

The fourth proportional to 2,227.78, 3,340.53 and 1,303.54 is: 1,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.78 : 3,340.53 = 1,303.54 : x
  2. Step 2: Convert to fraction form
    2,227.78/3,340.53 = 1,303.54/x
  3. Step 3: Cross multiply
    2,227.78x = 3,340.53 × 1,303.54
  4. Step 4: Simplify right side
    2,227.78x = 4,354,514.48
  5. Step 5: Solve for x
    x = 4,354,514.48/2,227.78
  6. Step 6: Final answer
    x = 1,954.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.