Home / 10,788.07-16,184.15-4,213.84

Finding the Fourth Proportional to 10,788.07, 16,184.15 and 4,213.84

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Solution

The fourth proportional to 10,788.07, 16,184.15 and 4,213.84 is: 6,321.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.07 : 16,184.15 = 4,213.84 : x
  2. Step 2: Convert to fraction form
    10,788.07/16,184.15 = 4,213.84/x
  3. Step 3: Cross multiply
    10,788.07x = 16,184.15 × 4,213.84
  4. Step 4: Simplify right side
    10,788.07x = 68,197,418.64
  5. Step 5: Solve for x
    x = 68,197,418.64/10,788.07
  6. Step 6: Final answer
    x = 6,321.56

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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.