Home / 8,627.49-12,941.25-3,696.75

Finding the Fourth Proportional to 8,627.49, 12,941.25 and 3,696.75

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Solution

The fourth proportional to 8,627.49, 12,941.25 and 3,696.75 is: 5,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.49 : 12,941.25 = 3,696.75 : x
  2. Step 2: Convert to fraction form
    8,627.49/12,941.25 = 3,696.75/x
  3. Step 3: Cross multiply
    8,627.49x = 12,941.25 × 3,696.75
  4. Step 4: Simplify right side
    8,627.49x = 47,840,565.94
  5. Step 5: Solve for x
    x = 47,840,565.94/8,627.49
  6. Step 6: Final answer
    x = 5,545.13

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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.