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Finding the Fourth Proportional to 3,010.12, 4,512.12 and 1,367.83

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Solution

The fourth proportional to 3,010.12, 4,512.12 and 1,367.83 is: 2,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.12 : 4,512.12 = 1,367.83 : x
  2. Step 2: Convert to fraction form
    3,010.12/4,512.12 = 1,367.83/x
  3. Step 3: Cross multiply
    3,010.12x = 4,512.12 × 1,367.83
  4. Step 4: Simplify right side
    3,010.12x = 6,171,813.10
  5. Step 5: Solve for x
    x = 6,171,813.10/3,010.12
  6. Step 6: Final answer
    x = 2,050.35

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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.