Home / 3,580.29-5,370.44-2,192.49

Finding the Fourth Proportional to 3,580.29, 5,370.44 and 2,192.49

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Solution

The fourth proportional to 3,580.29, 5,370.44 and 2,192.49 is: 3,288.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.29 : 5,370.44 = 2,192.49 : x
  2. Step 2: Convert to fraction form
    3,580.29/5,370.44 = 2,192.49/x
  3. Step 3: Cross multiply
    3,580.29x = 5,370.44 × 2,192.49
  4. Step 4: Simplify right side
    3,580.29x = 11,774,625.03
  5. Step 5: Solve for x
    x = 11,774,625.03/3,580.29
  6. Step 6: Final answer
    x = 3,288.74

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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.