Home / 10,245.26-15,366.18-2,850.47

Finding the Fourth Proportional to 10,245.26, 15,366.18 and 2,850.47

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Solution

The fourth proportional to 10,245.26, 15,366.18 and 2,850.47 is: 4,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.26 : 15,366.18 = 2,850.47 : x
  2. Step 2: Convert to fraction form
    10,245.26/15,366.18 = 2,850.47/x
  3. Step 3: Cross multiply
    10,245.26x = 15,366.18 × 2,850.47
  4. Step 4: Simplify right side
    10,245.26x = 43,800,835.10
  5. Step 5: Solve for x
    x = 43,800,835.10/10,245.26
  6. Step 6: Final answer
    x = 4,275.23

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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.