Home / 10,552.84-15,829.26-2,761.72

Finding the Fourth Proportional to 10,552.84, 15,829.26 and 2,761.72

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Solution

The fourth proportional to 10,552.84, 15,829.26 and 2,761.72 is: 4,142.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.84 : 15,829.26 = 2,761.72 : x
  2. Step 2: Convert to fraction form
    10,552.84/15,829.26 = 2,761.72/x
  3. Step 3: Cross multiply
    10,552.84x = 15,829.26 × 2,761.72
  4. Step 4: Simplify right side
    10,552.84x = 43,715,983.93
  5. Step 5: Solve for x
    x = 43,715,983.93/10,552.84
  6. Step 6: Final answer
    x = 4,142.58

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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.