Home / 3,626.88-5,005.20-2,054.92

Finding the Fourth Proportional to 3,626.88, 5,005.20 and 2,054.92

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Solution

The fourth proportional to 3,626.88, 5,005.20 and 2,054.92 is: 2,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.88 : 5,005.20 = 2,054.92 : x
  2. Step 2: Convert to fraction form
    3,626.88/5,005.20 = 2,054.92/x
  3. Step 3: Cross multiply
    3,626.88x = 5,005.20 × 2,054.92
  4. Step 4: Simplify right side
    3,626.88x = 10,285,285.58
  5. Step 5: Solve for x
    x = 10,285,285.58/3,626.88
  6. Step 6: Final answer
    x = 2,835.85

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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.