Home / 2,873.21-4,311.96-2,134.52

Finding the Fourth Proportional to 2,873.21, 4,311.96 and 2,134.52

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Solution

The fourth proportional to 2,873.21, 4,311.96 and 2,134.52 is: 3,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.21 : 4,311.96 = 2,134.52 : x
  2. Step 2: Convert to fraction form
    2,873.21/4,311.96 = 2,134.52/x
  3. Step 3: Cross multiply
    2,873.21x = 4,311.96 × 2,134.52
  4. Step 4: Simplify right side
    2,873.21x = 9,203,954.19
  5. Step 5: Solve for x
    x = 9,203,954.19/2,873.21
  6. Step 6: Final answer
    x = 3,203.38

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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.