Home / 3,062.12-4,589.91-1,212.44

Finding the Fourth Proportional to 3,062.12, 4,589.91 and 1,212.44

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Solution

The fourth proportional to 3,062.12, 4,589.91 and 1,212.44 is: 1,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.12 : 4,589.91 = 1,212.44 : x
  2. Step 2: Convert to fraction form
    3,062.12/4,589.91 = 1,212.44/x
  3. Step 3: Cross multiply
    3,062.12x = 4,589.91 × 1,212.44
  4. Step 4: Simplify right side
    3,062.12x = 5,564,990.48
  5. Step 5: Solve for x
    x = 5,564,990.48/3,062.12
  6. Step 6: Final answer
    x = 1,817.37

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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.