Home / 10,691.36-16,035.60-3,295.66

Finding the Fourth Proportional to 10,691.36, 16,035.60 and 3,295.66

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Solution

The fourth proportional to 10,691.36, 16,035.60 and 3,295.66 is: 4,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.36 : 16,035.60 = 3,295.66 : x
  2. Step 2: Convert to fraction form
    10,691.36/16,035.60 = 3,295.66/x
  3. Step 3: Cross multiply
    10,691.36x = 16,035.60 × 3,295.66
  4. Step 4: Simplify right side
    10,691.36x = 52,847,885.50
  5. Step 5: Solve for x
    x = 52,847,885.50/10,691.36
  6. Step 6: Final answer
    x = 4,943.05

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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.