Home / 3,440.58-5,157.09-2,253.18

Finding the Fourth Proportional to 3,440.58, 5,157.09 and 2,253.18

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Solution

The fourth proportional to 3,440.58, 5,157.09 and 2,253.18 is: 3,377.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.58 : 5,157.09 = 2,253.18 : x
  2. Step 2: Convert to fraction form
    3,440.58/5,157.09 = 2,253.18/x
  3. Step 3: Cross multiply
    3,440.58x = 5,157.09 × 2,253.18
  4. Step 4: Simplify right side
    3,440.58x = 11,619,852.05
  5. Step 5: Solve for x
    x = 11,619,852.05/3,440.58
  6. Step 6: Final answer
    x = 3,377.29

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1.5x scale

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.