Home / 2,278.00-3,417.29-1,028.41

Finding the Fourth Proportional to 2,278.00, 3,417.29 and 1,028.41

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Solution

The fourth proportional to 2,278.00, 3,417.29 and 1,028.41 is: 1,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.00 : 3,417.29 = 1,028.41 : x
  2. Step 2: Convert to fraction form
    2,278.00/3,417.29 = 1,028.41/x
  3. Step 3: Cross multiply
    2,278.00x = 3,417.29 × 1,028.41
  4. Step 4: Simplify right side
    2,278.00x = 3,514,365.38
  5. Step 5: Solve for x
    x = 3,514,365.38/2,278.00
  6. Step 6: Final answer
    x = 1,542.74

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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.