Home / 2,503.07-3,453.09-1,619.16

Finding the Fourth Proportional to 2,503.07, 3,453.09 and 1,619.16

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Solution

The fourth proportional to 2,503.07, 3,453.09 and 1,619.16 is: 2,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.07 : 3,453.09 = 1,619.16 : x
  2. Step 2: Convert to fraction form
    2,503.07/3,453.09 = 1,619.16/x
  3. Step 3: Cross multiply
    2,503.07x = 3,453.09 × 1,619.16
  4. Step 4: Simplify right side
    2,503.07x = 5,591,105.20
  5. Step 5: Solve for x
    x = 5,591,105.20/2,503.07
  6. Step 6: Final answer
    x = 2,233.70

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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.