Home / 10,796.24-16,185.20-4,220.66

Finding the Fourth Proportional to 10,796.24, 16,185.20 and 4,220.66

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Solution

The fourth proportional to 10,796.24, 16,185.20 and 4,220.66 is: 6,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,796.24 : 16,185.20 = 4,220.66 : x
  2. Step 2: Convert to fraction form
    10,796.24/16,185.20 = 4,220.66/x
  3. Step 3: Cross multiply
    10,796.24x = 16,185.20 × 4,220.66
  4. Step 4: Simplify right side
    10,796.24x = 68,312,226.23
  5. Step 5: Solve for x
    x = 68,312,226.23/10,796.24
  6. Step 6: Final answer
    x = 6,327.41

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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.