Home / 3,826.56-5,280.30-2,233.56

Finding the Fourth Proportional to 3,826.56, 5,280.30 and 2,233.56

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Solution

The fourth proportional to 3,826.56, 5,280.30 and 2,233.56 is: 3,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.56 : 5,280.30 = 2,233.56 : x
  2. Step 2: Convert to fraction form
    3,826.56/5,280.30 = 2,233.56/x
  3. Step 3: Cross multiply
    3,826.56x = 5,280.30 × 2,233.56
  4. Step 4: Simplify right side
    3,826.56x = 11,793,866.87
  5. Step 5: Solve for x
    x = 11,793,866.87/3,826.56
  6. Step 6: Final answer
    x = 3,082.11

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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.