Home / 7,907.85-11,863.33-2,361.08

Finding the Fourth Proportional to 7,907.85, 11,863.33 and 2,361.08

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Solution

The fourth proportional to 7,907.85, 11,863.33 and 2,361.08 is: 3,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.85 : 11,863.33 = 2,361.08 : x
  2. Step 2: Convert to fraction form
    7,907.85/11,863.33 = 2,361.08/x
  3. Step 3: Cross multiply
    7,907.85x = 11,863.33 × 2,361.08
  4. Step 4: Simplify right side
    7,907.85x = 28,010,294.95
  5. Step 5: Solve for x
    x = 28,010,294.95/7,907.85
  6. Step 6: Final answer
    x = 3,542.09

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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.