Home / 2,037.79-3,060.44-1,221.08

Finding the Fourth Proportional to 2,037.79, 3,060.44 and 1,221.08

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Solution

The fourth proportional to 2,037.79, 3,060.44 and 1,221.08 is: 1,833.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.79 : 3,060.44 = 1,221.08 : x
  2. Step 2: Convert to fraction form
    2,037.79/3,060.44 = 1,221.08/x
  3. Step 3: Cross multiply
    2,037.79x = 3,060.44 × 1,221.08
  4. Step 4: Simplify right side
    2,037.79x = 3,737,025.25
  5. Step 5: Solve for x
    x = 3,737,025.25/2,037.79
  6. Step 6: Final answer
    x = 1,833.86

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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.