Home / 3,440.88-5,157-2,055.24

Finding the Fourth Proportional to 3,440.88, 5,157 and 2,055.24

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Solution

The fourth proportional to 3,440.88, 5,157 and 2,055.24 is: 3,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.88 : 5,157 = 2,055.24 : x
  2. Step 2: Convert to fraction form
    3,440.88/5,157 = 2,055.24/x
  3. Step 3: Cross multiply
    3,440.88x = 5,157 × 2,055.24
  4. Step 4: Simplify right side
    3,440.88x = 10,598,872.68
  5. Step 5: Solve for x
    x = 10,598,872.68/3,440.88
  6. Step 6: Final answer
    x = 3,080.28

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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.