Home / 8,372.42-12,560.94-3,696.16

Finding the Fourth Proportional to 8,372.42, 12,560.94 and 3,696.16

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Solution

The fourth proportional to 8,372.42, 12,560.94 and 3,696.16 is: 5,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.42 : 12,560.94 = 3,696.16 : x
  2. Step 2: Convert to fraction form
    8,372.42/12,560.94 = 3,696.16/x
  3. Step 3: Cross multiply
    8,372.42x = 12,560.94 × 3,696.16
  4. Step 4: Simplify right side
    8,372.42x = 46,427,181.19
  5. Step 5: Solve for x
    x = 46,427,181.19/8,372.42
  6. Step 6: Final answer
    x = 5,545.25

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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.