Home / 2,522.10-3,480.49-1,403.15

Finding the Fourth Proportional to 2,522.10, 3,480.49 and 1,403.15

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Solution

The fourth proportional to 2,522.10, 3,480.49 and 1,403.15 is: 1,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.10 : 3,480.49 = 1,403.15 : x
  2. Step 2: Convert to fraction form
    2,522.10/3,480.49 = 1,403.15/x
  3. Step 3: Cross multiply
    2,522.10x = 3,480.49 × 1,403.15
  4. Step 4: Simplify right side
    2,522.10x = 4,883,628.63
  5. Step 5: Solve for x
    x = 4,883,628.63/2,522.10
  6. Step 6: Final answer
    x = 1,936.33

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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.