Home / 2,921.91-4,032.18-1,595.61

Finding the Fourth Proportional to 2,921.91, 4,032.18 and 1,595.61

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Solution

The fourth proportional to 2,921.91, 4,032.18 and 1,595.61 is: 2,201.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.91 : 4,032.18 = 1,595.61 : x
  2. Step 2: Convert to fraction form
    2,921.91/4,032.18 = 1,595.61/x
  3. Step 3: Cross multiply
    2,921.91x = 4,032.18 × 1,595.61
  4. Step 4: Simplify right side
    2,921.91x = 6,433,786.73
  5. Step 5: Solve for x
    x = 6,433,786.73/2,921.91
  6. Step 6: Final answer
    x = 2,201.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.