Home / 3,899.31-5,849.46-1,433.67

Finding the Fourth Proportional to 3,899.31, 5,849.46 and 1,433.67

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Solution

The fourth proportional to 3,899.31, 5,849.46 and 1,433.67 is: 2,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.31 : 5,849.46 = 1,433.67 : x
  2. Step 2: Convert to fraction form
    3,899.31/5,849.46 = 1,433.67/x
  3. Step 3: Cross multiply
    3,899.31x = 5,849.46 × 1,433.67
  4. Step 4: Simplify right side
    3,899.31x = 8,386,195.32
  5. Step 5: Solve for x
    x = 8,386,195.32/3,899.31
  6. Step 6: Final answer
    x = 2,150.69

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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.