Home / 7,844.06-11,767.92-2,649.94

Finding the Fourth Proportional to 7,844.06, 11,767.92 and 2,649.94

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Solution

The fourth proportional to 7,844.06, 11,767.92 and 2,649.94 is: 3,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.06 : 11,767.92 = 2,649.94 : x
  2. Step 2: Convert to fraction form
    7,844.06/11,767.92 = 2,649.94/x
  3. Step 3: Cross multiply
    7,844.06x = 11,767.92 × 2,649.94
  4. Step 4: Simplify right side
    7,844.06x = 31,184,242.57
  5. Step 5: Solve for x
    x = 31,184,242.57/7,844.06
  6. Step 6: Final answer
    x = 3,975.52

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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.