Home / 3,288.20-4,932.77-1,066.30

Finding the Fourth Proportional to 3,288.20, 4,932.77 and 1,066.30

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Solution

The fourth proportional to 3,288.20, 4,932.77 and 1,066.30 is: 1,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.20 : 4,932.77 = 1,066.30 : x
  2. Step 2: Convert to fraction form
    3,288.20/4,932.77 = 1,066.30/x
  3. Step 3: Cross multiply
    3,288.20x = 4,932.77 × 1,066.30
  4. Step 4: Simplify right side
    3,288.20x = 5,259,794.99
  5. Step 5: Solve for x
    x = 5,259,794.99/3,288.20
  6. Step 6: Final answer
    x = 1,599.60

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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.