Home / 9,727.21-14,589.59-2,707.75

Finding the Fourth Proportional to 9,727.21, 14,589.59 and 2,707.75

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Solution

The fourth proportional to 9,727.21, 14,589.59 and 2,707.75 is: 4,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.21 : 14,589.59 = 2,707.75 : x
  2. Step 2: Convert to fraction form
    9,727.21/14,589.59 = 2,707.75/x
  3. Step 3: Cross multiply
    9,727.21x = 14,589.59 × 2,707.75
  4. Step 4: Simplify right side
    9,727.21x = 39,504,962.32
  5. Step 5: Solve for x
    x = 39,504,962.32/9,727.21
  6. Step 6: Final answer
    x = 4,061.28

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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.