Home / 2,216.75-3,055.41-1,902.33

Finding the Fourth Proportional to 2,216.75, 3,055.41 and 1,902.33

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Solution

The fourth proportional to 2,216.75, 3,055.41 and 1,902.33 is: 2,622.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.75 : 3,055.41 = 1,902.33 : x
  2. Step 2: Convert to fraction form
    2,216.75/3,055.41 = 1,902.33/x
  3. Step 3: Cross multiply
    2,216.75x = 3,055.41 × 1,902.33
  4. Step 4: Simplify right side
    2,216.75x = 5,812,398.11
  5. Step 5: Solve for x
    x = 5,812,398.11/2,216.75
  6. Step 6: Final answer
    x = 2,622.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.