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Finding the Fourth Proportional to 5,166.44, 7,749.66 and 1,703.69

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Solution

The fourth proportional to 5,166.44, 7,749.66 and 1,703.69 is: 2,555.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.44 : 7,749.66 = 1,703.69 : x
  2. Step 2: Convert to fraction form
    5,166.44/7,749.66 = 1,703.69/x
  3. Step 3: Cross multiply
    5,166.44x = 7,749.66 × 1,703.69
  4. Step 4: Simplify right side
    5,166.44x = 13,202,998.87
  5. Step 5: Solve for x
    x = 13,202,998.87/5,166.44
  6. Step 6: Final answer
    x = 2,555.53

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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.