Home / 3,826.90-5,282.40-2,941.48

Finding the Fourth Proportional to 3,826.90, 5,282.40 and 2,941.48

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Solution

The fourth proportional to 3,826.90, 5,282.40 and 2,941.48 is: 4,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.90 : 5,282.40 = 2,941.48 : x
  2. Step 2: Convert to fraction form
    3,826.90/5,282.40 = 2,941.48/x
  3. Step 3: Cross multiply
    3,826.90x = 5,282.40 × 2,941.48
  4. Step 4: Simplify right side
    3,826.90x = 15,538,073.95
  5. Step 5: Solve for x
    x = 15,538,073.95/3,826.90
  6. Step 6: Final answer
    x = 4,060.22

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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.