Home / 6,831.27-10,240.35-2,669.90

Finding the Fourth Proportional to 6,831.27, 10,240.35 and 2,669.90

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Solution

The fourth proportional to 6,831.27, 10,240.35 and 2,669.90 is: 4,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.27 : 10,240.35 = 2,669.90 : x
  2. Step 2: Convert to fraction form
    6,831.27/10,240.35 = 2,669.90/x
  3. Step 3: Cross multiply
    6,831.27x = 10,240.35 × 2,669.90
  4. Step 4: Simplify right side
    6,831.27x = 27,340,659.26
  5. Step 5: Solve for x
    x = 27,340,659.26/6,831.27
  6. Step 6: Final answer
    x = 4,002.28

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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.