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Finding the Fourth Proportional to 9,282.84, 12,806.02 and 6,760.92

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Solution

The fourth proportional to 9,282.84, 12,806.02 and 6,760.92 is: 9,326.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,282.84 : 12,806.02 = 6,760.92 : x
  2. Step 2: Convert to fraction form
    9,282.84/12,806.02 = 6,760.92/x
  3. Step 3: Cross multiply
    9,282.84x = 12,806.02 × 6,760.92
  4. Step 4: Simplify right side
    9,282.84x = 86,580,476.74
  5. Step 5: Solve for x
    x = 86,580,476.74/9,282.84
  6. Step 6: Final answer
    x = 9,326.94

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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.