Home / 4,416-6,618.32-3,372.16

Finding the Fourth Proportional to 4,416, 6,618.32 and 3,372.16

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Solution

The fourth proportional to 4,416, 6,618.32 and 3,372.16 is: 5,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416 : 6,618.32 = 3,372.16 : x
  2. Step 2: Convert to fraction form
    4,416/6,618.32 = 3,372.16/x
  3. Step 3: Cross multiply
    4,416x = 6,618.32 × 3,372.16
  4. Step 4: Simplify right side
    4,416x = 22,318,033.97
  5. Step 5: Solve for x
    x = 22,318,033.97/4,416
  6. Step 6: Final answer
    x = 5,053.90

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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.