Home / 6,822.64-9,414.48-3,839.50

Finding the Fourth Proportional to 6,822.64, 9,414.48 and 3,839.50

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Solution

The fourth proportional to 6,822.64, 9,414.48 and 3,839.50 is: 5,298.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.64 : 9,414.48 = 3,839.50 : x
  2. Step 2: Convert to fraction form
    6,822.64/9,414.48 = 3,839.50/x
  3. Step 3: Cross multiply
    6,822.64x = 9,414.48 × 3,839.50
  4. Step 4: Simplify right side
    6,822.64x = 36,146,895.96
  5. Step 5: Solve for x
    x = 36,146,895.96/6,822.64
  6. Step 6: Final answer
    x = 5,298.08

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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.