Home / 4,127.35-6,189.78-1,494.56

Finding the Fourth Proportional to 4,127.35, 6,189.78 and 1,494.56

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Solution

The fourth proportional to 4,127.35, 6,189.78 and 1,494.56 is: 2,241.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.35 : 6,189.78 = 1,494.56 : x
  2. Step 2: Convert to fraction form
    4,127.35/6,189.78 = 1,494.56/x
  3. Step 3: Cross multiply
    4,127.35x = 6,189.78 × 1,494.56
  4. Step 4: Simplify right side
    4,127.35x = 9,250,997.60
  5. Step 5: Solve for x
    x = 9,250,997.60/4,127.35
  6. Step 6: Final answer
    x = 2,241.39

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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.