Home / 10,911.88-16,371.06-4,250.44

Finding the Fourth Proportional to 10,911.88, 16,371.06 and 4,250.44

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Solution

The fourth proportional to 10,911.88, 16,371.06 and 4,250.44 is: 6,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911.88 : 16,371.06 = 4,250.44 : x
  2. Step 2: Convert to fraction form
    10,911.88/16,371.06 = 4,250.44/x
  3. Step 3: Cross multiply
    10,911.88x = 16,371.06 × 4,250.44
  4. Step 4: Simplify right side
    10,911.88x = 69,584,208.27
  5. Step 5: Solve for x
    x = 69,584,208.27/10,911.88
  6. Step 6: Final answer
    x = 6,376.92

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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.