Home / 10,891.26-16,340.01-3,495.54

Finding the Fourth Proportional to 10,891.26, 16,340.01 and 3,495.54

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Solution

The fourth proportional to 10,891.26, 16,340.01 and 3,495.54 is: 5,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891.26 : 16,340.01 = 3,495.54 : x
  2. Step 2: Convert to fraction form
    10,891.26/16,340.01 = 3,495.54/x
  3. Step 3: Cross multiply
    10,891.26x = 16,340.01 × 3,495.54
  4. Step 4: Simplify right side
    10,891.26x = 57,117,158.56
  5. Step 5: Solve for x
    x = 57,117,158.56/10,891.26
  6. Step 6: Final answer
    x = 5,244.31

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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.