Home / 2,726.55-3,758.27-2,136.06

Finding the Fourth Proportional to 2,726.55, 3,758.27 and 2,136.06

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Solution

The fourth proportional to 2,726.55, 3,758.27 and 2,136.06 is: 2,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.55 : 3,758.27 = 2,136.06 : x
  2. Step 2: Convert to fraction form
    2,726.55/3,758.27 = 2,136.06/x
  3. Step 3: Cross multiply
    2,726.55x = 3,758.27 × 2,136.06
  4. Step 4: Simplify right side
    2,726.55x = 8,027,879.54
  5. Step 5: Solve for x
    x = 8,027,879.54/2,726.55
  6. Step 6: Final answer
    x = 2,944.34

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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.