Home / 3,994.20-5,986.68-3,532.92

Finding the Fourth Proportional to 3,994.20, 5,986.68 and 3,532.92

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Solution

The fourth proportional to 3,994.20, 5,986.68 and 3,532.92 is: 5,295.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.20 : 5,986.68 = 3,532.92 : x
  2. Step 2: Convert to fraction form
    3,994.20/5,986.68 = 3,532.92/x
  3. Step 3: Cross multiply
    3,994.20x = 5,986.68 × 3,532.92
  4. Step 4: Simplify right side
    3,994.20x = 21,150,461.51
  5. Step 5: Solve for x
    x = 21,150,461.51/3,994.20
  6. Step 6: Final answer
    x = 5,295.29

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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.