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Finding the Fourth Proportional to 3,973.03, 5,960.53 and 2,805.32

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Solution

The fourth proportional to 3,973.03, 5,960.53 and 2,805.32 is: 4,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.03 : 5,960.53 = 2,805.32 : x
  2. Step 2: Convert to fraction form
    3,973.03/5,960.53 = 2,805.32/x
  3. Step 3: Cross multiply
    3,973.03x = 5,960.53 × 2,805.32
  4. Step 4: Simplify right side
    3,973.03x = 16,721,212.43
  5. Step 5: Solve for x
    x = 16,721,212.43/3,973.03
  6. Step 6: Final answer
    x = 4,208.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.