Home / 10,670.20-16,005.07-3,274.49

Finding the Fourth Proportional to 10,670.20, 16,005.07 and 3,274.49

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Solution

The fourth proportional to 10,670.20, 16,005.07 and 3,274.49 is: 4,911.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.20 : 16,005.07 = 3,274.49 : x
  2. Step 2: Convert to fraction form
    10,670.20/16,005.07 = 3,274.49/x
  3. Step 3: Cross multiply
    10,670.20x = 16,005.07 × 3,274.49
  4. Step 4: Simplify right side
    10,670.20x = 52,408,441.66
  5. Step 5: Solve for x
    x = 52,408,441.66/10,670.20
  6. Step 6: Final answer
    x = 4,911.66

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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.