Home / 2,522.43-3,481.02-1,403.28

Finding the Fourth Proportional to 2,522.43, 3,481.02 and 1,403.28

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Solution

The fourth proportional to 2,522.43, 3,481.02 and 1,403.28 is: 1,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.43 : 3,481.02 = 1,403.28 : x
  2. Step 2: Convert to fraction form
    2,522.43/3,481.02 = 1,403.28/x
  3. Step 3: Cross multiply
    2,522.43x = 3,481.02 × 1,403.28
  4. Step 4: Simplify right side
    2,522.43x = 4,884,845.75
  5. Step 5: Solve for x
    x = 4,884,845.75/2,522.43
  6. Step 6: Final answer
    x = 1,936.56

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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.