Home / 6,966.39-9,613.29-3,822.51

Finding the Fourth Proportional to 6,966.39, 9,613.29 and 3,822.51

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Solution

The fourth proportional to 6,966.39, 9,613.29 and 3,822.51 is: 5,274.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.39 : 9,613.29 = 3,822.51 : x
  2. Step 2: Convert to fraction form
    6,966.39/9,613.29 = 3,822.51/x
  3. Step 3: Cross multiply
    6,966.39x = 9,613.29 × 3,822.51
  4. Step 4: Simplify right side
    6,966.39x = 36,746,897.16
  5. Step 5: Solve for x
    x = 36,746,897.16/6,966.39
  6. Step 6: Final answer
    x = 5,274.88

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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.