Home / 3,899.16-5,847.21-1,433.34

Finding the Fourth Proportional to 3,899.16, 5,847.21 and 1,433.34

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Solution

The fourth proportional to 3,899.16, 5,847.21 and 1,433.34 is: 2,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.16 : 5,847.21 = 1,433.34 : x
  2. Step 2: Convert to fraction form
    3,899.16/5,847.21 = 1,433.34/x
  3. Step 3: Cross multiply
    3,899.16x = 5,847.21 × 1,433.34
  4. Step 4: Simplify right side
    3,899.16x = 8,381,039.98
  5. Step 5: Solve for x
    x = 8,381,039.98/3,899.16
  6. Step 6: Final answer
    x = 2,149.45

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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.