Home / 2,877.10-4,317.39-1,028.07

Finding the Fourth Proportional to 2,877.10, 4,317.39 and 1,028.07

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Solution

The fourth proportional to 2,877.10, 4,317.39 and 1,028.07 is: 1,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.10 : 4,317.39 = 1,028.07 : x
  2. Step 2: Convert to fraction form
    2,877.10/4,317.39 = 1,028.07/x
  3. Step 3: Cross multiply
    2,877.10x = 4,317.39 × 1,028.07
  4. Step 4: Simplify right side
    2,877.10x = 4,438,579.14
  5. Step 5: Solve for x
    x = 4,438,579.14/2,877.10
  6. Step 6: Final answer
    x = 1,542.73

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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.