Home / 6,966.40-9,613.30-3,822.52

Finding the Fourth Proportional to 6,966.40, 9,613.30 and 3,822.52

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Solution

The fourth proportional to 6,966.40, 9,613.30 and 3,822.52 is: 5,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.40 : 9,613.30 = 3,822.52 : x
  2. Step 2: Convert to fraction form
    6,966.40/9,613.30 = 3,822.52/x
  3. Step 3: Cross multiply
    6,966.40x = 9,613.30 × 3,822.52
  4. Step 4: Simplify right side
    6,966.40x = 36,747,031.52
  5. Step 5: Solve for x
    x = 36,747,031.52/6,966.40
  6. Step 6: Final answer
    x = 5,274.90

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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.