Home / 3,099.14-4,649.31-1,367.78

Finding the Fourth Proportional to 3,099.14, 4,649.31 and 1,367.78

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Solution

The fourth proportional to 3,099.14, 4,649.31 and 1,367.78 is: 2,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.14 : 4,649.31 = 1,367.78 : x
  2. Step 2: Convert to fraction form
    3,099.14/4,649.31 = 1,367.78/x
  3. Step 3: Cross multiply
    3,099.14x = 4,649.31 × 1,367.78
  4. Step 4: Simplify right side
    3,099.14x = 6,359,233.23
  5. Step 5: Solve for x
    x = 6,359,233.23/3,099.14
  6. Step 6: Final answer
    x = 2,051.93

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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.