Home / 6,831.39-10,247.28-2,671.23

Finding the Fourth Proportional to 6,831.39, 10,247.28 and 2,671.23

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Solution

The fourth proportional to 6,831.39, 10,247.28 and 2,671.23 is: 4,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.39 : 10,247.28 = 2,671.23 : x
  2. Step 2: Convert to fraction form
    6,831.39/10,247.28 = 2,671.23/x
  3. Step 3: Cross multiply
    6,831.39x = 10,247.28 × 2,671.23
  4. Step 4: Simplify right side
    6,831.39x = 27,372,841.75
  5. Step 5: Solve for x
    x = 27,372,841.75/6,831.39
  6. Step 6: Final answer
    x = 4,006.92

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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.