Home / 3,019.05-4,528.62-1,170.27

Finding the Fourth Proportional to 3,019.05, 4,528.62 and 1,170.27

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Solution

The fourth proportional to 3,019.05, 4,528.62 and 1,170.27 is: 1,755.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.05 : 4,528.62 = 1,170.27 : x
  2. Step 2: Convert to fraction form
    3,019.05/4,528.62 = 1,170.27/x
  3. Step 3: Cross multiply
    3,019.05x = 4,528.62 × 1,170.27
  4. Step 4: Simplify right side
    3,019.05x = 5,299,708.13
  5. Step 5: Solve for x
    x = 5,299,708.13/3,019.05
  6. Step 6: Final answer
    x = 1,755.42

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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.