Home / 3,899.58-5,849.19-1,434.22

Finding the Fourth Proportional to 3,899.58, 5,849.19 and 1,434.22

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Solution

The fourth proportional to 3,899.58, 5,849.19 and 1,434.22 is: 2,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.58 : 5,849.19 = 1,434.22 : x
  2. Step 2: Convert to fraction form
    3,899.58/5,849.19 = 1,434.22/x
  3. Step 3: Cross multiply
    3,899.58x = 5,849.19 × 1,434.22
  4. Step 4: Simplify right side
    3,899.58x = 8,389,025.28
  5. Step 5: Solve for x
    x = 8,389,025.28/3,899.58
  6. Step 6: Final answer
    x = 2,151.26

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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.