Home / 3,943.45-5,904.92-3,826.58

Finding the Fourth Proportional to 3,943.45, 5,904.92 and 3,826.58

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Solution

The fourth proportional to 3,943.45, 5,904.92 and 3,826.58 is: 5,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.45 : 5,904.92 = 3,826.58 : x
  2. Step 2: Convert to fraction form
    3,943.45/5,904.92 = 3,826.58/x
  3. Step 3: Cross multiply
    3,943.45x = 5,904.92 × 3,826.58
  4. Step 4: Simplify right side
    3,943.45x = 22,595,648.77
  5. Step 5: Solve for x
    x = 22,595,648.77/3,943.45
  6. Step 6: Final answer
    x = 5,729.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.