Home / 4,760.60-7,143.60-1,839.11

Finding the Fourth Proportional to 4,760.60, 7,143.60 and 1,839.11

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Solution

The fourth proportional to 4,760.60, 7,143.60 and 1,839.11 is: 2,759.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.60 : 7,143.60 = 1,839.11 : x
  2. Step 2: Convert to fraction form
    4,760.60/7,143.60 = 1,839.11/x
  3. Step 3: Cross multiply
    4,760.60x = 7,143.60 × 1,839.11
  4. Step 4: Simplify right side
    4,760.60x = 13,137,866.20
  5. Step 5: Solve for x
    x = 13,137,866.20/4,760.60
  6. Step 6: Final answer
    x = 2,759.71

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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.