Home / 6,822.47-9,414.35-3,839.34

Finding the Fourth Proportional to 6,822.47, 9,414.35 and 3,839.34

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Solution

The fourth proportional to 6,822.47, 9,414.35 and 3,839.34 is: 5,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.47 : 9,414.35 = 3,839.34 : x
  2. Step 2: Convert to fraction form
    6,822.47/9,414.35 = 3,839.34/x
  3. Step 3: Cross multiply
    6,822.47x = 9,414.35 × 3,839.34
  4. Step 4: Simplify right side
    6,822.47x = 36,144,890.53
  5. Step 5: Solve for x
    x = 36,144,890.53/6,822.47
  6. Step 6: Final answer
    x = 5,297.92

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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.