Home / 10,753.63-16,131.66-3,356.11

Finding the Fourth Proportional to 10,753.63, 16,131.66 and 3,356.11

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Solution

The fourth proportional to 10,753.63, 16,131.66 and 3,356.11 is: 5,034.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753.63 : 16,131.66 = 3,356.11 : x
  2. Step 2: Convert to fraction form
    10,753.63/16,131.66 = 3,356.11/x
  3. Step 3: Cross multiply
    10,753.63x = 16,131.66 × 3,356.11
  4. Step 4: Simplify right side
    10,753.63x = 54,139,625.44
  5. Step 5: Solve for x
    x = 54,139,625.44/10,753.63
  6. Step 6: Final answer
    x = 5,034.54

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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.