Home / 3,777.27-5,213.19-2,718.54

Finding the Fourth Proportional to 3,777.27, 5,213.19 and 2,718.54

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Solution

The fourth proportional to 3,777.27, 5,213.19 and 2,718.54 is: 3,751.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.27 : 5,213.19 = 2,718.54 : x
  2. Step 2: Convert to fraction form
    3,777.27/5,213.19 = 2,718.54/x
  3. Step 3: Cross multiply
    3,777.27x = 5,213.19 × 2,718.54
  4. Step 4: Simplify right side
    3,777.27x = 14,172,265.54
  5. Step 5: Solve for x
    x = 14,172,265.54/3,777.27
  6. Step 6: Final answer
    x = 3,751.99

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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.