Home / 3,591.03-4,955.61-2,019.12

Finding the Fourth Proportional to 3,591.03, 4,955.61 and 2,019.12

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Solution

The fourth proportional to 3,591.03, 4,955.61 and 2,019.12 is: 2,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.03 : 4,955.61 = 2,019.12 : x
  2. Step 2: Convert to fraction form
    3,591.03/4,955.61 = 2,019.12/x
  3. Step 3: Cross multiply
    3,591.03x = 4,955.61 × 2,019.12
  4. Step 4: Simplify right side
    3,591.03x = 10,005,971.26
  5. Step 5: Solve for x
    x = 10,005,971.26/3,591.03
  6. Step 6: Final answer
    x = 2,786.38

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Half scale
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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.