Home / 3,412.20-5,093.40-2,997.02

Finding the Fourth Proportional to 3,412.20, 5,093.40 and 2,997.02

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Solution

The fourth proportional to 3,412.20, 5,093.40 and 2,997.02 is: 4,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.20 : 5,093.40 = 2,997.02 : x
  2. Step 2: Convert to fraction form
    3,412.20/5,093.40 = 2,997.02/x
  3. Step 3: Cross multiply
    3,412.20x = 5,093.40 × 2,997.02
  4. Step 4: Simplify right side
    3,412.20x = 15,265,021.67
  5. Step 5: Solve for x
    x = 15,265,021.67/3,412.20
  6. Step 6: Final answer
    x = 4,473.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.