Home / 3,965.27-5,472.29-2,393.60

Finding the Fourth Proportional to 3,965.27, 5,472.29 and 2,393.60

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Solution

The fourth proportional to 3,965.27, 5,472.29 and 2,393.60 is: 3,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.27 : 5,472.29 = 2,393.60 : x
  2. Step 2: Convert to fraction form
    3,965.27/5,472.29 = 2,393.60/x
  3. Step 3: Cross multiply
    3,965.27x = 5,472.29 × 2,393.60
  4. Step 4: Simplify right side
    3,965.27x = 13,098,451.97
  5. Step 5: Solve for x
    x = 13,098,451.97/3,965.27
  6. Step 6: Final answer
    x = 3,303.30

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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.