Home / 10,803.73-16,199.11-4,222.07

Finding the Fourth Proportional to 10,803.73, 16,199.11 and 4,222.07

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Solution

The fourth proportional to 10,803.73, 16,199.11 and 4,222.07 is: 6,330.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.73 : 16,199.11 = 4,222.07 : x
  2. Step 2: Convert to fraction form
    10,803.73/16,199.11 = 4,222.07/x
  3. Step 3: Cross multiply
    10,803.73x = 16,199.11 × 4,222.07
  4. Step 4: Simplify right side
    10,803.73x = 68,393,755.25
  5. Step 5: Solve for x
    x = 68,393,755.25/10,803.73
  6. Step 6: Final answer
    x = 6,330.57

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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.