Home / 2,873.37-4,311.77-2,691.15

Finding the Fourth Proportional to 2,873.37, 4,311.77 and 2,691.15

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Solution

The fourth proportional to 2,873.37, 4,311.77 and 2,691.15 is: 4,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.37 : 4,311.77 = 2,691.15 : x
  2. Step 2: Convert to fraction form
    2,873.37/4,311.77 = 2,691.15/x
  3. Step 3: Cross multiply
    2,873.37x = 4,311.77 × 2,691.15
  4. Step 4: Simplify right side
    2,873.37x = 11,603,606.38
  5. Step 5: Solve for x
    x = 11,603,606.38/2,873.37
  6. Step 6: Final answer
    x = 4,038.33

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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.