Home / 6,966.24-9,613.28-3,822.40

Finding the Fourth Proportional to 6,966.24, 9,613.28 and 3,822.40

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Solution

The fourth proportional to 6,966.24, 9,613.28 and 3,822.40 is: 5,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.24 : 9,613.28 = 3,822.40 : x
  2. Step 2: Convert to fraction form
    6,966.24/9,613.28 = 3,822.40/x
  3. Step 3: Cross multiply
    6,966.24x = 9,613.28 × 3,822.40
  4. Step 4: Simplify right side
    6,966.24x = 36,745,801.47
  5. Step 5: Solve for x
    x = 36,745,801.47/6,966.24
  6. Step 6: Final answer
    x = 5,274.84

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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.