Home / 3,320.82-4,582.95-2,199.81

Finding the Fourth Proportional to 3,320.82, 4,582.95 and 2,199.81

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Solution

The fourth proportional to 3,320.82, 4,582.95 and 2,199.81 is: 3,035.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.82 : 4,582.95 = 2,199.81 : x
  2. Step 2: Convert to fraction form
    3,320.82/4,582.95 = 2,199.81/x
  3. Step 3: Cross multiply
    3,320.82x = 4,582.95 × 2,199.81
  4. Step 4: Simplify right side
    3,320.82x = 10,081,619.24
  5. Step 5: Solve for x
    x = 10,081,619.24/3,320.82
  6. Step 6: Final answer
    x = 3,035.88

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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.