Home / 7,366.30-11,049.55-2,101.31

Finding the Fourth Proportional to 7,366.30, 11,049.55 and 2,101.31

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Solution

The fourth proportional to 7,366.30, 11,049.55 and 2,101.31 is: 3,151.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.30 : 11,049.55 = 2,101.31 : x
  2. Step 2: Convert to fraction form
    7,366.30/11,049.55 = 2,101.31/x
  3. Step 3: Cross multiply
    7,366.30x = 11,049.55 × 2,101.31
  4. Step 4: Simplify right side
    7,366.30x = 23,218,531.05
  5. Step 5: Solve for x
    x = 23,218,531.05/7,366.30
  6. Step 6: Final answer
    x = 3,151.99

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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.