Home / 6,831.44-10,247.17-1,901.09

Finding the Fourth Proportional to 6,831.44, 10,247.17 and 1,901.09

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Solution

The fourth proportional to 6,831.44, 10,247.17 and 1,901.09 is: 2,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.44 : 10,247.17 = 1,901.09 : x
  2. Step 2: Convert to fraction form
    6,831.44/10,247.17 = 1,901.09/x
  3. Step 3: Cross multiply
    6,831.44x = 10,247.17 × 1,901.09
  4. Step 4: Simplify right side
    6,831.44x = 19,480,736.43
  5. Step 5: Solve for x
    x = 19,480,736.43/6,831.44
  6. Step 6: Final answer
    x = 2,851.63

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Half scale
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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.