Home / 10,352.24-14,286.22-5,636.52

Finding the Fourth Proportional to 10,352.24, 14,286.22 and 5,636.52

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Solution

The fourth proportional to 10,352.24, 14,286.22 and 5,636.52 is: 7,778.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.24 : 14,286.22 = 5,636.52 : x
  2. Step 2: Convert to fraction form
    10,352.24/14,286.22 = 5,636.52/x
  3. Step 3: Cross multiply
    10,352.24x = 14,286.22 × 5,636.52
  4. Step 4: Simplify right side
    10,352.24x = 80,524,564.75
  5. Step 5: Solve for x
    x = 80,524,564.75/10,352.24
  6. Step 6: Final answer
    x = 7,778.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.