Home / 3,337.20-4,604.39-1,992.65

Finding the Fourth Proportional to 3,337.20, 4,604.39 and 1,992.65

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Solution

The fourth proportional to 3,337.20, 4,604.39 and 1,992.65 is: 2,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.20 : 4,604.39 = 1,992.65 : x
  2. Step 2: Convert to fraction form
    3,337.20/4,604.39 = 1,992.65/x
  3. Step 3: Cross multiply
    3,337.20x = 4,604.39 × 1,992.65
  4. Step 4: Simplify right side
    3,337.20x = 9,174,949.33
  5. Step 5: Solve for x
    x = 9,174,949.33/3,337.20
  6. Step 6: Final answer
    x = 2,749.30

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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.