Home / 2,110.24-3,163.44-876.88

Finding the Fourth Proportional to 2,110.24, 3,163.44 and 876.88

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Solution

The fourth proportional to 2,110.24, 3,163.44 and 876.88 is: 1,314.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.24 : 3,163.44 = 876.88 : x
  2. Step 2: Convert to fraction form
    2,110.24/3,163.44 = 876.88/x
  3. Step 3: Cross multiply
    2,110.24x = 3,163.44 × 876.88
  4. Step 4: Simplify right side
    2,110.24x = 2,773,957.27
  5. Step 5: Solve for x
    x = 2,773,957.27/2,110.24
  6. Step 6: Final answer
    x = 1,314.52

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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.