Home / 2,682.16-3,693.34-2,239.30

Finding the Fourth Proportional to 2,682.16, 3,693.34 and 2,239.30

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Solution

The fourth proportional to 2,682.16, 3,693.34 and 2,239.30 is: 3,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.16 : 3,693.34 = 2,239.30 : x
  2. Step 2: Convert to fraction form
    2,682.16/3,693.34 = 2,239.30/x
  3. Step 3: Cross multiply
    2,682.16x = 3,693.34 × 2,239.30
  4. Step 4: Simplify right side
    2,682.16x = 8,270,496.26
  5. Step 5: Solve for x
    x = 8,270,496.26/2,682.16
  6. Step 6: Final answer
    x = 3,083.52

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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.