Home / 3,061.29-4,224.44-1,664.04

Finding the Fourth Proportional to 3,061.29, 4,224.44 and 1,664.04

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Solution

The fourth proportional to 3,061.29, 4,224.44 and 1,664.04 is: 2,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.29 : 4,224.44 = 1,664.04 : x
  2. Step 2: Convert to fraction form
    3,061.29/4,224.44 = 1,664.04/x
  3. Step 3: Cross multiply
    3,061.29x = 4,224.44 × 1,664.04
  4. Step 4: Simplify right side
    3,061.29x = 7,029,628.82
  5. Step 5: Solve for x
    x = 7,029,628.82/3,061.29
  6. Step 6: Final answer
    x = 2,296.30

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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.