Home / 9,378.75-14,067.99-2,804.79

Finding the Fourth Proportional to 9,378.75, 14,067.99 and 2,804.79

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Solution

The fourth proportional to 9,378.75, 14,067.99 and 2,804.79 is: 4,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.75 : 14,067.99 = 2,804.79 : x
  2. Step 2: Convert to fraction form
    9,378.75/14,067.99 = 2,804.79/x
  3. Step 3: Cross multiply
    9,378.75x = 14,067.99 × 2,804.79
  4. Step 4: Simplify right side
    9,378.75x = 39,457,757.67
  5. Step 5: Solve for x
    x = 39,457,757.67/9,378.75
  6. Step 6: Final answer
    x = 4,207.14

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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.