Home / 3,826.24-5,280.60-2,254.84

Finding the Fourth Proportional to 3,826.24, 5,280.60 and 2,254.84

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Solution

The fourth proportional to 3,826.24, 5,280.60 and 2,254.84 is: 3,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.24 : 5,280.60 = 2,254.84 : x
  2. Step 2: Convert to fraction form
    3,826.24/5,280.60 = 2,254.84/x
  3. Step 3: Cross multiply
    3,826.24x = 5,280.60 × 2,254.84
  4. Step 4: Simplify right side
    3,826.24x = 11,906,908.10
  5. Step 5: Solve for x
    x = 11,906,908.10/3,826.24
  6. Step 6: Final answer
    x = 3,111.91

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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.