Home / 3,254.72-4,880.00-2,761.29

Finding the Fourth Proportional to 3,254.72, 4,880.00 and 2,761.29

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Solution

The fourth proportional to 3,254.72, 4,880.00 and 2,761.29 is: 4,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.72 : 4,880.00 = 2,761.29 : x
  2. Step 2: Convert to fraction form
    3,254.72/4,880.00 = 2,761.29/x
  3. Step 3: Cross multiply
    3,254.72x = 4,880.00 × 2,761.29
  4. Step 4: Simplify right side
    3,254.72x = 13,475,114.34
  5. Step 5: Solve for x
    x = 13,475,114.34/3,254.72
  6. Step 6: Final answer
    x = 4,140.18

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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.