Home / 3,899.50-5,849.18-1,433.36

Finding the Fourth Proportional to 3,899.50, 5,849.18 and 1,433.36

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Solution

The fourth proportional to 3,899.50, 5,849.18 and 1,433.36 is: 2,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.50 : 5,849.18 = 1,433.36 : x
  2. Step 2: Convert to fraction form
    3,899.50/5,849.18 = 1,433.36/x
  3. Step 3: Cross multiply
    3,899.50x = 5,849.18 × 1,433.36
  4. Step 4: Simplify right side
    3,899.50x = 8,383,980.64
  5. Step 5: Solve for x
    x = 8,383,980.64/3,899.50
  6. Step 6: Final answer
    x = 2,150.01

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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.