Home / 7,579.35-11,361.69-3,883.32

Finding the Fourth Proportional to 7,579.35, 11,361.69 and 3,883.32

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Solution

The fourth proportional to 7,579.35, 11,361.69 and 3,883.32 is: 5,821.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.35 : 11,361.69 = 3,883.32 : x
  2. Step 2: Convert to fraction form
    7,579.35/11,361.69 = 3,883.32/x
  3. Step 3: Cross multiply
    7,579.35x = 11,361.69 × 3,883.32
  4. Step 4: Simplify right side
    7,579.35x = 44,121,078.01
  5. Step 5: Solve for x
    x = 44,121,078.01/7,579.35
  6. Step 6: Final answer
    x = 5,821.22

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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.