Home / 8,177.14-12,267.68-2,631

Finding the Fourth Proportional to 8,177.14, 12,267.68 and 2,631

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Solution

The fourth proportional to 8,177.14, 12,267.68 and 2,631 is: 3,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.14 : 12,267.68 = 2,631 : x
  2. Step 2: Convert to fraction form
    8,177.14/12,267.68 = 2,631/x
  3. Step 3: Cross multiply
    8,177.14x = 12,267.68 × 2,631
  4. Step 4: Simplify right side
    8,177.14x = 32,276,266.08
  5. Step 5: Solve for x
    x = 32,276,266.08/8,177.14
  6. Step 6: Final answer
    x = 3,947.13

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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.