Home / 10,077.25-15,115.97-3,837.32

Finding the Fourth Proportional to 10,077.25, 15,115.97 and 3,837.32

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Solution

The fourth proportional to 10,077.25, 15,115.97 and 3,837.32 is: 5,756.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.25 : 15,115.97 = 3,837.32 : x
  2. Step 2: Convert to fraction form
    10,077.25/15,115.97 = 3,837.32/x
  3. Step 3: Cross multiply
    10,077.25x = 15,115.97 × 3,837.32
  4. Step 4: Simplify right side
    10,077.25x = 58,004,814.00
  5. Step 5: Solve for x
    x = 58,004,814.00/10,077.25
  6. Step 6: Final answer
    x = 5,756.02

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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.