Home / 3,320.55-4,582.19-1,828.43

Finding the Fourth Proportional to 3,320.55, 4,582.19 and 1,828.43

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Solution

The fourth proportional to 3,320.55, 4,582.19 and 1,828.43 is: 2,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.55 : 4,582.19 = 1,828.43 : x
  2. Step 2: Convert to fraction form
    3,320.55/4,582.19 = 1,828.43/x
  3. Step 3: Cross multiply
    3,320.55x = 4,582.19 × 1,828.43
  4. Step 4: Simplify right side
    3,320.55x = 8,378,229.69
  5. Step 5: Solve for x
    x = 8,378,229.69/3,320.55
  6. Step 6: Final answer
    x = 2,523.15

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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.