Home / 10,836.43-16,254.91-3,340.15

Finding the Fourth Proportional to 10,836.43, 16,254.91 and 3,340.15

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Solution

The fourth proportional to 10,836.43, 16,254.91 and 3,340.15 is: 5,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.43 : 16,254.91 = 3,340.15 : x
  2. Step 2: Convert to fraction form
    10,836.43/16,254.91 = 3,340.15/x
  3. Step 3: Cross multiply
    10,836.43x = 16,254.91 × 3,340.15
  4. Step 4: Simplify right side
    10,836.43x = 54,293,837.64
  5. Step 5: Solve for x
    x = 54,293,837.64/10,836.43
  6. Step 6: Final answer
    x = 5,010.31

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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.