Home / 5,395.27-8,082.54-3,309.19

Finding the Fourth Proportional to 5,395.27, 8,082.54 and 3,309.19

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Solution

The fourth proportional to 5,395.27, 8,082.54 and 3,309.19 is: 4,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.27 : 8,082.54 = 3,309.19 : x
  2. Step 2: Convert to fraction form
    5,395.27/8,082.54 = 3,309.19/x
  3. Step 3: Cross multiply
    5,395.27x = 8,082.54 × 3,309.19
  4. Step 4: Simplify right side
    5,395.27x = 26,746,660.54
  5. Step 5: Solve for x
    x = 26,746,660.54/5,395.27
  6. Step 6: Final answer
    x = 4,957.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.