Home / 10,801.79-16,200.26-3,876.29

Finding the Fourth Proportional to 10,801.79, 16,200.26 and 3,876.29

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Solution

The fourth proportional to 10,801.79, 16,200.26 and 3,876.29 is: 5,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801.79 : 16,200.26 = 3,876.29 : x
  2. Step 2: Convert to fraction form
    10,801.79/16,200.26 = 3,876.29/x
  3. Step 3: Cross multiply
    10,801.79x = 16,200.26 × 3,876.29
  4. Step 4: Simplify right side
    10,801.79x = 62,796,926.95
  5. Step 5: Solve for x
    x = 62,796,926.95/10,801.79
  6. Step 6: Final answer
    x = 5,813.57

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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.