Home / 7,625.85-11,439.29-2,361.32

Finding the Fourth Proportional to 7,625.85, 11,439.29 and 2,361.32

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Solution

The fourth proportional to 7,625.85, 11,439.29 and 2,361.32 is: 3,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.85 : 11,439.29 = 2,361.32 : x
  2. Step 2: Convert to fraction form
    7,625.85/11,439.29 = 2,361.32/x
  3. Step 3: Cross multiply
    7,625.85x = 11,439.29 × 2,361.32
  4. Step 4: Simplify right side
    7,625.85x = 27,011,815.87
  5. Step 5: Solve for x
    x = 27,011,815.87/7,625.85
  6. Step 6: Final answer
    x = 3,542.14

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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.