Home / 11,447.28-17,163.77-6,510.15

Finding the Fourth Proportional to 11,447.28, 17,163.77 and 6,510.15

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Solution

The fourth proportional to 11,447.28, 17,163.77 and 6,510.15 is: 9,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.28 : 17,163.77 = 6,510.15 : x
  2. Step 2: Convert to fraction form
    11,447.28/17,163.77 = 6,510.15/x
  3. Step 3: Cross multiply
    11,447.28x = 17,163.77 × 6,510.15
  4. Step 4: Simplify right side
    11,447.28x = 111,738,684.71
  5. Step 5: Solve for x
    x = 111,738,684.71/11,447.28
  6. Step 6: Final answer
    x = 9,761.16

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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.