Home / 8,506.20-12,754.08-3,306

Finding the Fourth Proportional to 8,506.20, 12,754.08 and 3,306

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Solution

The fourth proportional to 8,506.20, 12,754.08 and 3,306 is: 4,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506.20 : 12,754.08 = 3,306 : x
  2. Step 2: Convert to fraction form
    8,506.20/12,754.08 = 3,306/x
  3. Step 3: Cross multiply
    8,506.20x = 12,754.08 × 3,306
  4. Step 4: Simplify right side
    8,506.20x = 42,164,988.48
  5. Step 5: Solve for x
    x = 42,164,988.48/8,506.20
  6. Step 6: Final answer
    x = 4,956.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.