Home / 3,318.32-4,972.46-2,392.94

Finding the Fourth Proportional to 3,318.32, 4,972.46 and 2,392.94

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Solution

The fourth proportional to 3,318.32, 4,972.46 and 2,392.94 is: 3,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.32 : 4,972.46 = 2,392.94 : x
  2. Step 2: Convert to fraction form
    3,318.32/4,972.46 = 2,392.94/x
  3. Step 3: Cross multiply
    3,318.32x = 4,972.46 × 2,392.94
  4. Step 4: Simplify right side
    3,318.32x = 11,898,819.09
  5. Step 5: Solve for x
    x = 11,898,819.09/3,318.32
  6. Step 6: Final answer
    x = 3,585.80

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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.