Home / 3,495.68-5,238.40-2,261.12

Finding the Fourth Proportional to 3,495.68, 5,238.40 and 2,261.12

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Solution

The fourth proportional to 3,495.68, 5,238.40 and 2,261.12 is: 3,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.68 : 5,238.40 = 2,261.12 : x
  2. Step 2: Convert to fraction form
    3,495.68/5,238.40 = 2,261.12/x
  3. Step 3: Cross multiply
    3,495.68x = 5,238.40 × 2,261.12
  4. Step 4: Simplify right side
    3,495.68x = 11,844,651.01
  5. Step 5: Solve for x
    x = 11,844,651.01/3,495.68
  6. Step 6: Final answer
    x = 3,388.37

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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.