Home / 4,148.75-5,721.43-3,027.91

Finding the Fourth Proportional to 4,148.75, 5,721.43 and 3,027.91

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Solution

The fourth proportional to 4,148.75, 5,721.43 and 3,027.91 is: 4,175.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.75 : 5,721.43 = 3,027.91 : x
  2. Step 2: Convert to fraction form
    4,148.75/5,721.43 = 3,027.91/x
  3. Step 3: Cross multiply
    4,148.75x = 5,721.43 × 3,027.91
  4. Step 4: Simplify right side
    4,148.75x = 17,324,000.35
  5. Step 5: Solve for x
    x = 17,324,000.35/4,148.75
  6. Step 6: Final answer
    x = 4,175.71

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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.