Home / 2,220.41-3,325.43-1,755.06

Finding the Fourth Proportional to 2,220.41, 3,325.43 and 1,755.06

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Solution

The fourth proportional to 2,220.41, 3,325.43 and 1,755.06 is: 2,628.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.41 : 3,325.43 = 1,755.06 : x
  2. Step 2: Convert to fraction form
    2,220.41/3,325.43 = 1,755.06/x
  3. Step 3: Cross multiply
    2,220.41x = 3,325.43 × 1,755.06
  4. Step 4: Simplify right side
    2,220.41x = 5,836,320.40
  5. Step 5: Solve for x
    x = 5,836,320.40/2,220.41
  6. Step 6: Final answer
    x = 2,628.49

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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.