Home / 6,072.74-9,109.18-1,912.66

Finding the Fourth Proportional to 6,072.74, 9,109.18 and 1,912.66

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Solution

The fourth proportional to 6,072.74, 9,109.18 and 1,912.66 is: 2,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.74 : 9,109.18 = 1,912.66 : x
  2. Step 2: Convert to fraction form
    6,072.74/9,109.18 = 1,912.66/x
  3. Step 3: Cross multiply
    6,072.74x = 9,109.18 × 1,912.66
  4. Step 4: Simplify right side
    6,072.74x = 17,422,764.22
  5. Step 5: Solve for x
    x = 17,422,764.22/6,072.74
  6. Step 6: Final answer
    x = 2,869.01

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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.