Home / 4,127.24-5,695.55-2,238.80

Finding the Fourth Proportional to 4,127.24, 5,695.55 and 2,238.80

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Solution

The fourth proportional to 4,127.24, 5,695.55 and 2,238.80 is: 3,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.24 : 5,695.55 = 2,238.80 : x
  2. Step 2: Convert to fraction form
    4,127.24/5,695.55 = 2,238.80/x
  3. Step 3: Cross multiply
    4,127.24x = 5,695.55 × 2,238.80
  4. Step 4: Simplify right side
    4,127.24x = 12,751,174.46
  5. Step 5: Solve for x
    x = 12,751,174.46/4,127.24
  6. Step 6: Final answer
    x = 3,089.51

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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.