Home / 4,143.89-5,718.44-3,029.54

Finding the Fourth Proportional to 4,143.89, 5,718.44 and 3,029.54

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Solution

The fourth proportional to 4,143.89, 5,718.44 and 3,029.54 is: 4,180.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.89 : 5,718.44 = 3,029.54 : x
  2. Step 2: Convert to fraction form
    4,143.89/5,718.44 = 3,029.54/x
  3. Step 3: Cross multiply
    4,143.89x = 5,718.44 × 3,029.54
  4. Step 4: Simplify right side
    4,143.89x = 17,324,221.70
  5. Step 5: Solve for x
    x = 17,324,221.70/4,143.89
  6. Step 6: Final answer
    x = 4,180.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.