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Finding the Fourth Proportional to 5,203.22, 7,798.61 and 2,736.77

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Solution

The fourth proportional to 5,203.22, 7,798.61 and 2,736.77 is: 4,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.22 : 7,798.61 = 2,736.77 : x
  2. Step 2: Convert to fraction form
    5,203.22/7,798.61 = 2,736.77/x
  3. Step 3: Cross multiply
    5,203.22x = 7,798.61 × 2,736.77
  4. Step 4: Simplify right side
    5,203.22x = 21,342,969.74
  5. Step 5: Solve for x
    x = 21,342,969.74/5,203.22
  6. Step 6: Final answer
    x = 4,101.88

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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.