Home / 3,771.27-5,206.77-2,427.48

Finding the Fourth Proportional to 3,771.27, 5,206.77 and 2,427.48

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Solution

The fourth proportional to 3,771.27, 5,206.77 and 2,427.48 is: 3,351.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.27 : 5,206.77 = 2,427.48 : x
  2. Step 2: Convert to fraction form
    3,771.27/5,206.77 = 2,427.48/x
  3. Step 3: Cross multiply
    3,771.27x = 5,206.77 × 2,427.48
  4. Step 4: Simplify right side
    3,771.27x = 12,639,330.04
  5. Step 5: Solve for x
    x = 12,639,330.04/3,771.27
  6. Step 6: Final answer
    x = 3,351.48

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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.