Home / 3,620.22-5,433.06-2,648.83

Finding the Fourth Proportional to 3,620.22, 5,433.06 and 2,648.83

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Solution

The fourth proportional to 3,620.22, 5,433.06 and 2,648.83 is: 3,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.22 : 5,433.06 = 2,648.83 : x
  2. Step 2: Convert to fraction form
    3,620.22/5,433.06 = 2,648.83/x
  3. Step 3: Cross multiply
    3,620.22x = 5,433.06 × 2,648.83
  4. Step 4: Simplify right side
    3,620.22x = 14,391,238.74
  5. Step 5: Solve for x
    x = 14,391,238.74/3,620.22
  6. Step 6: Final answer
    x = 3,975.24

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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.