Home / 6,085.14-9,127.74-2,189.70

Finding the Fourth Proportional to 6,085.14, 9,127.74 and 2,189.70

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Solution

The fourth proportional to 6,085.14, 9,127.74 and 2,189.70 is: 3,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.14 : 9,127.74 = 2,189.70 : x
  2. Step 2: Convert to fraction form
    6,085.14/9,127.74 = 2,189.70/x
  3. Step 3: Cross multiply
    6,085.14x = 9,127.74 × 2,189.70
  4. Step 4: Simplify right side
    6,085.14x = 19,987,012.28
  5. Step 5: Solve for x
    x = 19,987,012.28/6,085.14
  6. Step 6: Final answer
    x = 3,284.56

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Double scale
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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.