Home / 4,759.16-7,140.56-1,839.51

Finding the Fourth Proportional to 4,759.16, 7,140.56 and 1,839.51

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Solution

The fourth proportional to 4,759.16, 7,140.56 and 1,839.51 is: 2,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.16 : 7,140.56 = 1,839.51 : x
  2. Step 2: Convert to fraction form
    4,759.16/7,140.56 = 1,839.51/x
  3. Step 3: Cross multiply
    4,759.16x = 7,140.56 × 1,839.51
  4. Step 4: Simplify right side
    4,759.16x = 13,135,122.33
  5. Step 5: Solve for x
    x = 13,135,122.33/4,759.16
  6. Step 6: Final answer
    x = 2,759.97

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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.