Home / 10,425.26-15,633.95-3,403.61

Finding the Fourth Proportional to 10,425.26, 15,633.95 and 3,403.61

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Solution

The fourth proportional to 10,425.26, 15,633.95 and 3,403.61 is: 5,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.26 : 15,633.95 = 3,403.61 : x
  2. Step 2: Convert to fraction form
    10,425.26/15,633.95 = 3,403.61/x
  3. Step 3: Cross multiply
    10,425.26x = 15,633.95 × 3,403.61
  4. Step 4: Simplify right side
    10,425.26x = 53,211,773.37
  5. Step 5: Solve for x
    x = 53,211,773.37/10,425.26
  6. Step 6: Final answer
    x = 5,104.12

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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.