Home / 4,997.28-7,494.61-1,486.34

Finding the Fourth Proportional to 4,997.28, 7,494.61 and 1,486.34

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Solution

The fourth proportional to 4,997.28, 7,494.61 and 1,486.34 is: 2,229.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.28 : 7,494.61 = 1,486.34 : x
  2. Step 2: Convert to fraction form
    4,997.28/7,494.61 = 1,486.34/x
  3. Step 3: Cross multiply
    4,997.28x = 7,494.61 × 1,486.34
  4. Step 4: Simplify right side
    4,997.28x = 11,139,540.49
  5. Step 5: Solve for x
    x = 11,139,540.49/4,997.28
  6. Step 6: Final answer
    x = 2,229.12

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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.