Home / 7,564.32-11,336.62-3,863.43

Finding the Fourth Proportional to 7,564.32, 11,336.62 and 3,863.43

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Solution

The fourth proportional to 7,564.32, 11,336.62 and 3,863.43 is: 5,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.32 : 11,336.62 = 3,863.43 : x
  2. Step 2: Convert to fraction form
    7,564.32/11,336.62 = 3,863.43/x
  3. Step 3: Cross multiply
    7,564.32x = 11,336.62 × 3,863.43
  4. Step 4: Simplify right side
    7,564.32x = 43,798,237.81
  5. Step 5: Solve for x
    x = 43,798,237.81/7,564.32
  6. Step 6: Final answer
    x = 5,790.11

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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.