Home / 3,776.27-5,211.81-2,717.54

Finding the Fourth Proportional to 3,776.27, 5,211.81 and 2,717.54

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Solution

The fourth proportional to 3,776.27, 5,211.81 and 2,717.54 is: 3,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.27 : 5,211.81 = 2,717.54 : x
  2. Step 2: Convert to fraction form
    3,776.27/5,211.81 = 2,717.54/x
  3. Step 3: Cross multiply
    3,776.27x = 5,211.81 × 2,717.54
  4. Step 4: Simplify right side
    3,776.27x = 14,163,276.09
  5. Step 5: Solve for x
    x = 14,163,276.09/3,776.27
  6. Step 6: Final answer
    x = 3,750.60

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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.