Home / 6,887.36-10,329.67-3,375.86

Finding the Fourth Proportional to 6,887.36, 10,329.67 and 3,375.86

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Solution

The fourth proportional to 6,887.36, 10,329.67 and 3,375.86 is: 5,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.36 : 10,329.67 = 3,375.86 : x
  2. Step 2: Convert to fraction form
    6,887.36/10,329.67 = 3,375.86/x
  3. Step 3: Cross multiply
    6,887.36x = 10,329.67 × 3,375.86
  4. Step 4: Simplify right side
    6,887.36x = 34,871,519.77
  5. Step 5: Solve for x
    x = 34,871,519.77/6,887.36
  6. Step 6: Final answer
    x = 5,063.12

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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.