Home / 3,288.13-4,537.68-1,961.58

Finding the Fourth Proportional to 3,288.13, 4,537.68 and 1,961.58

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Solution

The fourth proportional to 3,288.13, 4,537.68 and 1,961.58 is: 2,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.13 : 4,537.68 = 1,961.58 : x
  2. Step 2: Convert to fraction form
    3,288.13/4,537.68 = 1,961.58/x
  3. Step 3: Cross multiply
    3,288.13x = 4,537.68 × 1,961.58
  4. Step 4: Simplify right side
    3,288.13x = 8,901,026.64
  5. Step 5: Solve for x
    x = 8,901,026.64/3,288.13
  6. Step 6: Final answer
    x = 2,707.02

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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.