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Finding the Fourth Proportional to 3,320.03, 4,581.71 and 1,828.03

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Solution

The fourth proportional to 3,320.03, 4,581.71 and 1,828.03 is: 2,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.03 : 4,581.71 = 1,828.03 : x
  2. Step 2: Convert to fraction form
    3,320.03/4,581.71 = 1,828.03/x
  3. Step 3: Cross multiply
    3,320.03x = 4,581.71 × 1,828.03
  4. Step 4: Simplify right side
    3,320.03x = 8,375,503.33
  5. Step 5: Solve for x
    x = 8,375,503.33/3,320.03
  6. Step 6: Final answer
    x = 2,522.72

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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.