Home / 2,998.22-4,134.72-2,370.24

Finding the Fourth Proportional to 2,998.22, 4,134.72 and 2,370.24

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Solution

The fourth proportional to 2,998.22, 4,134.72 and 2,370.24 is: 3,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.22 : 4,134.72 = 2,370.24 : x
  2. Step 2: Convert to fraction form
    2,998.22/4,134.72 = 2,370.24/x
  3. Step 3: Cross multiply
    2,998.22x = 4,134.72 × 2,370.24
  4. Step 4: Simplify right side
    2,998.22x = 9,800,269.33
  5. Step 5: Solve for x
    x = 9,800,269.33/2,998.22
  6. Step 6: Final answer
    x = 3,268.70

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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.