Home / 3,288.77-4,537.01-1,961.99

Finding the Fourth Proportional to 3,288.77, 4,537.01 and 1,961.99

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Solution

The fourth proportional to 3,288.77, 4,537.01 and 1,961.99 is: 2,706.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.77 : 4,537.01 = 1,961.99 : x
  2. Step 2: Convert to fraction form
    3,288.77/4,537.01 = 1,961.99/x
  3. Step 3: Cross multiply
    3,288.77x = 4,537.01 × 1,961.99
  4. Step 4: Simplify right side
    3,288.77x = 8,901,568.25
  5. Step 5: Solve for x
    x = 8,901,568.25/3,288.77
  6. Step 6: Final answer
    x = 2,706.66

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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.