Home / 4,761.12-7,137.56-2,567.30

Finding the Fourth Proportional to 4,761.12, 7,137.56 and 2,567.30

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Solution

The fourth proportional to 4,761.12, 7,137.56 and 2,567.30 is: 3,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.12 : 7,137.56 = 2,567.30 : x
  2. Step 2: Convert to fraction form
    4,761.12/7,137.56 = 2,567.30/x
  3. Step 3: Cross multiply
    4,761.12x = 7,137.56 × 2,567.30
  4. Step 4: Simplify right side
    4,761.12x = 18,324,257.79
  5. Step 5: Solve for x
    x = 18,324,257.79/4,761.12
  6. Step 6: Final answer
    x = 3,848.73

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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.