Home / 6,825.98-9,419.87-3,841.86

Finding the Fourth Proportional to 6,825.98, 9,419.87 and 3,841.86

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Solution

The fourth proportional to 6,825.98, 9,419.87 and 3,841.86 is: 5,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.98 : 9,419.87 = 3,841.86 : x
  2. Step 2: Convert to fraction form
    6,825.98/9,419.87 = 3,841.86/x
  3. Step 3: Cross multiply
    6,825.98x = 9,419.87 × 3,841.86
  4. Step 4: Simplify right side
    6,825.98x = 36,189,831.36
  5. Step 5: Solve for x
    x = 36,189,831.36/6,825.98
  6. Step 6: Final answer
    x = 5,301.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.