Home / 3,962.20-5,467.63-2,193.70

Finding the Fourth Proportional to 3,962.20, 5,467.63 and 2,193.70

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Solution

The fourth proportional to 3,962.20, 5,467.63 and 2,193.70 is: 3,027.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.20 : 5,467.63 = 2,193.70 : x
  2. Step 2: Convert to fraction form
    3,962.20/5,467.63 = 2,193.70/x
  3. Step 3: Cross multiply
    3,962.20x = 5,467.63 × 2,193.70
  4. Step 4: Simplify right side
    3,962.20x = 11,994,339.93
  5. Step 5: Solve for x
    x = 11,994,339.93/3,962.20
  6. Step 6: Final answer
    x = 3,027.19

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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.