Home / 6,085.97-9,128.97-2,190.38

Finding the Fourth Proportional to 6,085.97, 9,128.97 and 2,190.38

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Solution

The fourth proportional to 6,085.97, 9,128.97 and 2,190.38 is: 3,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.97 : 9,128.97 = 2,190.38 : x
  2. Step 2: Convert to fraction form
    6,085.97/9,128.97 = 2,190.38/x
  3. Step 3: Cross multiply
    6,085.97x = 9,128.97 × 2,190.38
  4. Step 4: Simplify right side
    6,085.97x = 19,995,867.66
  5. Step 5: Solve for x
    x = 19,995,867.66/6,085.97
  6. Step 6: Final answer
    x = 3,285.57

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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.