Home / 9,611.25-14,416.89-2,685.75

Finding the Fourth Proportional to 9,611.25, 14,416.89 and 2,685.75

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Solution

The fourth proportional to 9,611.25, 14,416.89 and 2,685.75 is: 4,028.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611.25 : 14,416.89 = 2,685.75 : x
  2. Step 2: Convert to fraction form
    9,611.25/14,416.89 = 2,685.75/x
  3. Step 3: Cross multiply
    9,611.25x = 14,416.89 × 2,685.75
  4. Step 4: Simplify right side
    9,611.25x = 38,720,162.32
  5. Step 5: Solve for x
    x = 38,720,162.32/9,611.25
  6. Step 6: Final answer
    x = 4,028.63

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Similar ratio
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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.