Home / 10,824.21-16,247.25-6,887.61

Finding the Fourth Proportional to 10,824.21, 16,247.25 and 6,887.61

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Solution

The fourth proportional to 10,824.21, 16,247.25 and 6,887.61 is: 10,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.21 : 16,247.25 = 6,887.61 : x
  2. Step 2: Convert to fraction form
    10,824.21/16,247.25 = 6,887.61/x
  3. Step 3: Cross multiply
    10,824.21x = 16,247.25 × 6,887.61
  4. Step 4: Simplify right side
    10,824.21x = 111,904,721.57
  5. Step 5: Solve for x
    x = 111,904,721.57/10,824.21
  6. Step 6: Final answer
    x = 10,338.37

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1.5x scale

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.