Home / 3,826.38-5,282.37-2,254.98

Finding the Fourth Proportional to 3,826.38, 5,282.37 and 2,254.98

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Solution

The fourth proportional to 3,826.38, 5,282.37 and 2,254.98 is: 3,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.38 : 5,282.37 = 2,254.98 : x
  2. Step 2: Convert to fraction form
    3,826.38/5,282.37 = 2,254.98/x
  3. Step 3: Cross multiply
    3,826.38x = 5,282.37 × 2,254.98
  4. Step 4: Simplify right side
    3,826.38x = 11,911,638.70
  5. Step 5: Solve for x
    x = 11,911,638.70/3,826.38
  6. Step 6: Final answer
    x = 3,113.03

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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.