Home / 3,320.22-4,581.84-1,828.06

Finding the Fourth Proportional to 3,320.22, 4,581.84 and 1,828.06

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Solution

The fourth proportional to 3,320.22, 4,581.84 and 1,828.06 is: 2,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.22 : 4,581.84 = 1,828.06 : x
  2. Step 2: Convert to fraction form
    3,320.22/4,581.84 = 1,828.06/x
  3. Step 3: Cross multiply
    3,320.22x = 4,581.84 × 1,828.06
  4. Step 4: Simplify right side
    3,320.22x = 8,375,878.43
  5. Step 5: Solve for x
    x = 8,375,878.43/3,320.22
  6. Step 6: Final answer
    x = 2,522.69

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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.