Home / 4,149.99-6,220.85-1,683.24

Finding the Fourth Proportional to 4,149.99, 6,220.85 and 1,683.24

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Solution

The fourth proportional to 4,149.99, 6,220.85 and 1,683.24 is: 2,523.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.99 : 6,220.85 = 1,683.24 : x
  2. Step 2: Convert to fraction form
    4,149.99/6,220.85 = 1,683.24/x
  3. Step 3: Cross multiply
    4,149.99x = 6,220.85 × 1,683.24
  4. Step 4: Simplify right side
    4,149.99x = 10,471,175.14
  5. Step 5: Solve for x
    x = 10,471,175.14/4,149.99
  6. Step 6: Final answer
    x = 2,523.18

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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.