Home / 10,697.82-16,047.12-2,906.70

Finding the Fourth Proportional to 10,697.82, 16,047.12 and 2,906.70

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Solution

The fourth proportional to 10,697.82, 16,047.12 and 2,906.70 is: 4,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697.82 : 16,047.12 = 2,906.70 : x
  2. Step 2: Convert to fraction form
    10,697.82/16,047.12 = 2,906.70/x
  3. Step 3: Cross multiply
    10,697.82x = 16,047.12 × 2,906.70
  4. Step 4: Simplify right side
    10,697.82x = 46,644,163.70
  5. Step 5: Solve for x
    x = 46,644,163.70/10,697.82
  6. Step 6: Final answer
    x = 4,360.16

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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.