Home / 2,179.06-3,264.32-1,741.20

Finding the Fourth Proportional to 2,179.06, 3,264.32 and 1,741.20

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Solution

The fourth proportional to 2,179.06, 3,264.32 and 1,741.20 is: 2,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.06 : 3,264.32 = 1,741.20 : x
  2. Step 2: Convert to fraction form
    2,179.06/3,264.32 = 1,741.20/x
  3. Step 3: Cross multiply
    2,179.06x = 3,264.32 × 1,741.20
  4. Step 4: Simplify right side
    2,179.06x = 5,683,833.98
  5. Step 5: Solve for x
    x = 5,683,833.98/2,179.06
  6. Step 6: Final answer
    x = 2,608.39

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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.