Home / 7,844.18-11,765.91-2,650.10

Finding the Fourth Proportional to 7,844.18, 11,765.91 and 2,650.10

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Solution

The fourth proportional to 7,844.18, 11,765.91 and 2,650.10 is: 3,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.18 : 11,765.91 = 2,650.10 : x
  2. Step 2: Convert to fraction form
    7,844.18/11,765.91 = 2,650.10/x
  3. Step 3: Cross multiply
    7,844.18x = 11,765.91 × 2,650.10
  4. Step 4: Simplify right side
    7,844.18x = 31,180,838.09
  5. Step 5: Solve for x
    x = 31,180,838.09/7,844.18
  6. Step 6: Final answer
    x = 3,975.03

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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.