Home / 9,071.05-13,611.83-3,805.59

Finding the Fourth Proportional to 9,071.05, 13,611.83 and 3,805.59

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Solution

The fourth proportional to 9,071.05, 13,611.83 and 3,805.59 is: 5,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.05 : 13,611.83 = 3,805.59 : x
  2. Step 2: Convert to fraction form
    9,071.05/13,611.83 = 3,805.59/x
  3. Step 3: Cross multiply
    9,071.05x = 13,611.83 × 3,805.59
  4. Step 4: Simplify right side
    9,071.05x = 51,801,086.85
  5. Step 5: Solve for x
    x = 51,801,086.85/9,071.05
  6. Step 6: Final answer
    x = 5,710.59

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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.