Home / 2,007.21-3,010.73-1,657.29

Finding the Fourth Proportional to 2,007.21, 3,010.73 and 1,657.29

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Solution

The fourth proportional to 2,007.21, 3,010.73 and 1,657.29 is: 2,485.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.21 : 3,010.73 = 1,657.29 : x
  2. Step 2: Convert to fraction form
    2,007.21/3,010.73 = 1,657.29/x
  3. Step 3: Cross multiply
    2,007.21x = 3,010.73 × 1,657.29
  4. Step 4: Simplify right side
    2,007.21x = 4,989,644.44
  5. Step 5: Solve for x
    x = 4,989,644.44/2,007.21
  6. Step 6: Final answer
    x = 2,485.86

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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.