Home / 9,860.46-14,781.88-3,619.03

Finding the Fourth Proportional to 9,860.46, 14,781.88 and 3,619.03

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Solution

The fourth proportional to 9,860.46, 14,781.88 and 3,619.03 is: 5,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.46 : 14,781.88 = 3,619.03 : x
  2. Step 2: Convert to fraction form
    9,860.46/14,781.88 = 3,619.03/x
  3. Step 3: Cross multiply
    9,860.46x = 14,781.88 × 3,619.03
  4. Step 4: Simplify right side
    9,860.46x = 53,496,067.18
  5. Step 5: Solve for x
    x = 53,496,067.18/9,860.46
  6. Step 6: Final answer
    x = 5,425.31

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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.