Home / 2,254.22-3,362.05-2,175.84

Finding the Fourth Proportional to 2,254.22, 3,362.05 and 2,175.84

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Solution

The fourth proportional to 2,254.22, 3,362.05 and 2,175.84 is: 3,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.22 : 3,362.05 = 2,175.84 : x
  2. Step 2: Convert to fraction form
    2,254.22/3,362.05 = 2,175.84/x
  3. Step 3: Cross multiply
    2,254.22x = 3,362.05 × 2,175.84
  4. Step 4: Simplify right side
    2,254.22x = 7,315,282.87
  5. Step 5: Solve for x
    x = 7,315,282.87/2,254.22
  6. Step 6: Final answer
    x = 3,245.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.