Home / 10,088.75-15,137.48-3,850.64

Finding the Fourth Proportional to 10,088.75, 15,137.48 and 3,850.64

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Solution

The fourth proportional to 10,088.75, 15,137.48 and 3,850.64 is: 5,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.75 : 15,137.48 = 3,850.64 : x
  2. Step 2: Convert to fraction form
    10,088.75/15,137.48 = 3,850.64/x
  3. Step 3: Cross multiply
    10,088.75x = 15,137.48 × 3,850.64
  4. Step 4: Simplify right side
    10,088.75x = 58,288,976.69
  5. Step 5: Solve for x
    x = 58,288,976.69/10,088.75
  6. Step 6: Final answer
    x = 5,777.62

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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.