Home / 8,865.36-13,297.44-3,935.28

Finding the Fourth Proportional to 8,865.36, 13,297.44 and 3,935.28

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Solution

The fourth proportional to 8,865.36, 13,297.44 and 3,935.28 is: 5,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.36 : 13,297.44 = 3,935.28 : x
  2. Step 2: Convert to fraction form
    8,865.36/13,297.44 = 3,935.28/x
  3. Step 3: Cross multiply
    8,865.36x = 13,297.44 × 3,935.28
  4. Step 4: Simplify right side
    8,865.36x = 52,329,149.68
  5. Step 5: Solve for x
    x = 52,329,149.68/8,865.36
  6. Step 6: Final answer
    x = 5,902.65

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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.