Home / 11,035.13-16,550.99-3,138.02

Finding the Fourth Proportional to 11,035.13, 16,550.99 and 3,138.02

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Solution

The fourth proportional to 11,035.13, 16,550.99 and 3,138.02 is: 4,706.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.13 : 16,550.99 = 3,138.02 : x
  2. Step 2: Convert to fraction form
    11,035.13/16,550.99 = 3,138.02/x
  3. Step 3: Cross multiply
    11,035.13x = 16,550.99 × 3,138.02
  4. Step 4: Simplify right side
    11,035.13x = 51,937,239.19
  5. Step 5: Solve for x
    x = 51,937,239.19/11,035.13
  6. Step 6: Final answer
    x = 4,706.54

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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.