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Finding the Fourth Proportional to 3,675.59, 5,073.20 and 2,104.59

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Solution

The fourth proportional to 3,675.59, 5,073.20 and 2,104.59 is: 2,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.59 : 5,073.20 = 2,104.59 : x
  2. Step 2: Convert to fraction form
    3,675.59/5,073.20 = 2,104.59/x
  3. Step 3: Cross multiply
    3,675.59x = 5,073.20 × 2,104.59
  4. Step 4: Simplify right side
    3,675.59x = 10,676,995.47
  5. Step 5: Solve for x
    x = 10,676,995.47/3,675.59
  6. Step 6: Final answer
    x = 2,904.84

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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.