Home / 9,649.22-14,478.68-3,809.93

Finding the Fourth Proportional to 9,649.22, 14,478.68 and 3,809.93

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Solution

The fourth proportional to 9,649.22, 14,478.68 and 3,809.93 is: 5,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,649.22 : 14,478.68 = 3,809.93 : x
  2. Step 2: Convert to fraction form
    9,649.22/14,478.68 = 3,809.93/x
  3. Step 3: Cross multiply
    9,649.22x = 14,478.68 × 3,809.93
  4. Step 4: Simplify right side
    9,649.22x = 55,162,665.85
  5. Step 5: Solve for x
    x = 55,162,665.85/9,649.22
  6. Step 6: Final answer
    x = 5,716.80

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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.