Home / 3,199.31-4,795.41-1,349.87

Finding the Fourth Proportional to 3,199.31, 4,795.41 and 1,349.87

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Solution

The fourth proportional to 3,199.31, 4,795.41 and 1,349.87 is: 2,023.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.31 : 4,795.41 = 1,349.87 : x
  2. Step 2: Convert to fraction form
    3,199.31/4,795.41 = 1,349.87/x
  3. Step 3: Cross multiply
    3,199.31x = 4,795.41 × 1,349.87
  4. Step 4: Simplify right side
    3,199.31x = 6,473,180.10
  5. Step 5: Solve for x
    x = 6,473,180.10/3,199.31
  6. Step 6: Final answer
    x = 2,023.31

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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.