Home / 5,135.07-7,699.73-3,493.83

Finding the Fourth Proportional to 5,135.07, 7,699.73 and 3,493.83

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Solution

The fourth proportional to 5,135.07, 7,699.73 and 3,493.83 is: 5,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.07 : 7,699.73 = 3,493.83 : x
  2. Step 2: Convert to fraction form
    5,135.07/7,699.73 = 3,493.83/x
  3. Step 3: Cross multiply
    5,135.07x = 7,699.73 × 3,493.83
  4. Step 4: Simplify right side
    5,135.07x = 26,901,530.20
  5. Step 5: Solve for x
    x = 26,901,530.20/5,135.07
  6. Step 6: Final answer
    x = 5,238.79

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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.