Home / 8,371.14-12,553.41-3,691.35

Finding the Fourth Proportional to 8,371.14, 12,553.41 and 3,691.35

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Solution

The fourth proportional to 8,371.14, 12,553.41 and 3,691.35 is: 5,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.14 : 12,553.41 = 3,691.35 : x
  2. Step 2: Convert to fraction form
    8,371.14/12,553.41 = 3,691.35/x
  3. Step 3: Cross multiply
    8,371.14x = 12,553.41 × 3,691.35
  4. Step 4: Simplify right side
    8,371.14x = 46,339,030.00
  5. Step 5: Solve for x
    x = 46,339,030.00/8,371.14
  6. Step 6: Final answer
    x = 5,535.57

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1.5x scale

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.