Home / 8,961.35-13,448.97-6,207.32

Finding the Fourth Proportional to 8,961.35, 13,448.97 and 6,207.32

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Solution

The fourth proportional to 8,961.35, 13,448.97 and 6,207.32 is: 9,315.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.35 : 13,448.97 = 6,207.32 : x
  2. Step 2: Convert to fraction form
    8,961.35/13,448.97 = 6,207.32/x
  3. Step 3: Cross multiply
    8,961.35x = 13,448.97 × 6,207.32
  4. Step 4: Simplify right side
    8,961.35x = 83,481,993.22
  5. Step 5: Solve for x
    x = 83,481,993.22/8,961.35
  6. Step 6: Final answer
    x = 9,315.79

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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.