Home / 3,455.92-4,767.18-2,392.04

Finding the Fourth Proportional to 3,455.92, 4,767.18 and 2,392.04

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Solution

The fourth proportional to 3,455.92, 4,767.18 and 2,392.04 is: 3,299.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.92 : 4,767.18 = 2,392.04 : x
  2. Step 2: Convert to fraction form
    3,455.92/4,767.18 = 2,392.04/x
  3. Step 3: Cross multiply
    3,455.92x = 4,767.18 × 2,392.04
  4. Step 4: Simplify right side
    3,455.92x = 11,403,285.25
  5. Step 5: Solve for x
    x = 11,403,285.25/3,455.92
  6. Step 6: Final answer
    x = 3,299.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.