Home / 5,177.63-7,760.36-2,713.61

Finding the Fourth Proportional to 5,177.63, 7,760.36 and 2,713.61

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Solution

The fourth proportional to 5,177.63, 7,760.36 and 2,713.61 is: 4,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.63 : 7,760.36 = 2,713.61 : x
  2. Step 2: Convert to fraction form
    5,177.63/7,760.36 = 2,713.61/x
  3. Step 3: Cross multiply
    5,177.63x = 7,760.36 × 2,713.61
  4. Step 4: Simplify right side
    5,177.63x = 21,058,616.68
  5. Step 5: Solve for x
    x = 21,058,616.68/5,177.63
  6. Step 6: Final answer
    x = 4,067.23

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1.5x scale

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.