Home / 2,235.21-3,083.96-1,761.65

Finding the Fourth Proportional to 2,235.21, 3,083.96 and 1,761.65

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Solution

The fourth proportional to 2,235.21, 3,083.96 and 1,761.65 is: 2,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.21 : 3,083.96 = 1,761.65 : x
  2. Step 2: Convert to fraction form
    2,235.21/3,083.96 = 1,761.65/x
  3. Step 3: Cross multiply
    2,235.21x = 3,083.96 × 1,761.65
  4. Step 4: Simplify right side
    2,235.21x = 5,432,833.91
  5. Step 5: Solve for x
    x = 5,432,833.91/2,235.21
  6. Step 6: Final answer
    x = 2,430.57

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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.