Home / 6,761.15-10,146.96-4,420.52

Finding the Fourth Proportional to 6,761.15, 10,146.96 and 4,420.52

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Solution

The fourth proportional to 6,761.15, 10,146.96 and 4,420.52 is: 6,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.15 : 10,146.96 = 4,420.52 : x
  2. Step 2: Convert to fraction form
    6,761.15/10,146.96 = 4,420.52/x
  3. Step 3: Cross multiply
    6,761.15x = 10,146.96 × 4,420.52
  4. Step 4: Simplify right side
    6,761.15x = 44,854,817.52
  5. Step 5: Solve for x
    x = 44,854,817.52/6,761.15
  6. Step 6: Final answer
    x = 6,634.20

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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.