Home / 3,826.16-5,280.12-2,233.92

Finding the Fourth Proportional to 3,826.16, 5,280.12 and 2,233.92

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Solution

The fourth proportional to 3,826.16, 5,280.12 and 2,233.92 is: 3,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.16 : 5,280.12 = 2,233.92 : x
  2. Step 2: Convert to fraction form
    3,826.16/5,280.12 = 2,233.92/x
  3. Step 3: Cross multiply
    3,826.16x = 5,280.12 × 2,233.92
  4. Step 4: Simplify right side
    3,826.16x = 11,795,365.67
  5. Step 5: Solve for x
    x = 11,795,365.67/3,826.16
  6. Step 6: Final answer
    x = 3,082.82

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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.