Home / 2,343.37-3,530.68-2,121.27

Finding the Fourth Proportional to 2,343.37, 3,530.68 and 2,121.27

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Solution

The fourth proportional to 2,343.37, 3,530.68 and 2,121.27 is: 3,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.37 : 3,530.68 = 2,121.27 : x
  2. Step 2: Convert to fraction form
    2,343.37/3,530.68 = 2,121.27/x
  3. Step 3: Cross multiply
    2,343.37x = 3,530.68 × 2,121.27
  4. Step 4: Simplify right side
    2,343.37x = 7,489,525.56
  5. Step 5: Solve for x
    x = 7,489,525.56/2,343.37
  6. Step 6: Final answer
    x = 3,196.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.