Home / 6,072.99-9,109.55-1,912.91

Finding the Fourth Proportional to 6,072.99, 9,109.55 and 1,912.91

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Solution

The fourth proportional to 6,072.99, 9,109.55 and 1,912.91 is: 2,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.99 : 9,109.55 = 1,912.91 : x
  2. Step 2: Convert to fraction form
    6,072.99/9,109.55 = 1,912.91/x
  3. Step 3: Cross multiply
    6,072.99x = 9,109.55 × 1,912.91
  4. Step 4: Simplify right side
    6,072.99x = 17,425,694.18
  5. Step 5: Solve for x
    x = 17,425,694.18/6,072.99
  6. Step 6: Final answer
    x = 2,869.38

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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.