Home / 3,281.53-4,529.46-2,005.87

Finding the Fourth Proportional to 3,281.53, 4,529.46 and 2,005.87

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Solution

The fourth proportional to 3,281.53, 4,529.46 and 2,005.87 is: 2,768.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.53 : 4,529.46 = 2,005.87 : x
  2. Step 2: Convert to fraction form
    3,281.53/4,529.46 = 2,005.87/x
  3. Step 3: Cross multiply
    3,281.53x = 4,529.46 × 2,005.87
  4. Step 4: Simplify right side
    3,281.53x = 9,085,507.93
  5. Step 5: Solve for x
    x = 9,085,507.93/3,281.53
  6. Step 6: Final answer
    x = 2,768.68

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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.