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Finding the Fourth Proportional to 5,761.51, 7,951.64 and 3,244.11

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Solution

The fourth proportional to 5,761.51, 7,951.64 and 3,244.11 is: 4,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.51 : 7,951.64 = 3,244.11 : x
  2. Step 2: Convert to fraction form
    5,761.51/7,951.64 = 3,244.11/x
  3. Step 3: Cross multiply
    5,761.51x = 7,951.64 × 3,244.11
  4. Step 4: Simplify right side
    5,761.51x = 25,795,994.84
  5. Step 5: Solve for x
    x = 25,795,994.84/5,761.51
  6. Step 6: Final answer
    x = 4,477.30

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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.