Home / 7,926.17-11,889.38-3,766.61

Finding the Fourth Proportional to 7,926.17, 11,889.38 and 3,766.61

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Solution

The fourth proportional to 7,926.17, 11,889.38 and 3,766.61 is: 5,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.17 : 11,889.38 = 3,766.61 : x
  2. Step 2: Convert to fraction form
    7,926.17/11,889.38 = 3,766.61/x
  3. Step 3: Cross multiply
    7,926.17x = 11,889.38 × 3,766.61
  4. Step 4: Simplify right side
    7,926.17x = 44,782,579.32
  5. Step 5: Solve for x
    x = 44,782,579.32/7,926.17
  6. Step 6: Final answer
    x = 5,649.96

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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.