Home / 4,759.89-7,135.73-1,840.24

Finding the Fourth Proportional to 4,759.89, 7,135.73 and 1,840.24

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Solution

The fourth proportional to 4,759.89, 7,135.73 and 1,840.24 is: 2,758.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.89 : 7,135.73 = 1,840.24 : x
  2. Step 2: Convert to fraction form
    4,759.89/7,135.73 = 1,840.24/x
  3. Step 3: Cross multiply
    4,759.89x = 7,135.73 × 1,840.24
  4. Step 4: Simplify right side
    4,759.89x = 13,131,462.39
  5. Step 5: Solve for x
    x = 13,131,462.39/4,759.89
  6. Step 6: Final answer
    x = 2,758.78

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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.