Home / 9,727.88-14,589.15-3,486.72

Finding the Fourth Proportional to 9,727.88, 14,589.15 and 3,486.72

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Solution

The fourth proportional to 9,727.88, 14,589.15 and 3,486.72 is: 5,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.88 : 14,589.15 = 3,486.72 : x
  2. Step 2: Convert to fraction form
    9,727.88/14,589.15 = 3,486.72/x
  3. Step 3: Cross multiply
    9,727.88x = 14,589.15 × 3,486.72
  4. Step 4: Simplify right side
    9,727.88x = 50,868,352.14
  5. Step 5: Solve for x
    x = 50,868,352.14/9,727.88
  6. Step 6: Final answer
    x = 5,229.13

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1.5x scale

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.