Home / 6,966.21-9,613.20-3,822.37

Finding the Fourth Proportional to 6,966.21, 9,613.20 and 3,822.37

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Solution

The fourth proportional to 6,966.21, 9,613.20 and 3,822.37 is: 5,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.21 : 9,613.20 = 3,822.37 : x
  2. Step 2: Convert to fraction form
    6,966.21/9,613.20 = 3,822.37/x
  3. Step 3: Cross multiply
    6,966.21x = 9,613.20 × 3,822.37
  4. Step 4: Simplify right side
    6,966.21x = 36,745,207.28
  5. Step 5: Solve for x
    x = 36,745,207.28/6,966.21
  6. Step 6: Final answer
    x = 5,274.78

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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.