Home / 10,672.49-16,010.80-3,275.64

Finding the Fourth Proportional to 10,672.49, 16,010.80 and 3,275.64

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Solution

The fourth proportional to 10,672.49, 16,010.80 and 3,275.64 is: 4,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.49 : 16,010.80 = 3,275.64 : x
  2. Step 2: Convert to fraction form
    10,672.49/16,010.80 = 3,275.64/x
  3. Step 3: Cross multiply
    10,672.49x = 16,010.80 × 3,275.64
  4. Step 4: Simplify right side
    10,672.49x = 52,445,608.72
  5. Step 5: Solve for x
    x = 52,445,608.72/10,672.49
  6. Step 6: Final answer
    x = 4,914.09

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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.