Home / 10,775.29-16,163.21-2,984.17

Finding the Fourth Proportional to 10,775.29, 16,163.21 and 2,984.17

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Solution

The fourth proportional to 10,775.29, 16,163.21 and 2,984.17 is: 4,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.29 : 16,163.21 = 2,984.17 : x
  2. Step 2: Convert to fraction form
    10,775.29/16,163.21 = 2,984.17/x
  3. Step 3: Cross multiply
    10,775.29x = 16,163.21 × 2,984.17
  4. Step 4: Simplify right side
    10,775.29x = 48,233,751.46
  5. Step 5: Solve for x
    x = 48,233,751.46/10,775.29
  6. Step 6: Final answer
    x = 4,476.33

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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.