Home / 4,089.87-6,126.98-3,353.49

Finding the Fourth Proportional to 4,089.87, 6,126.98 and 3,353.49

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Solution

The fourth proportional to 4,089.87, 6,126.98 and 3,353.49 is: 5,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.87 : 6,126.98 = 3,353.49 : x
  2. Step 2: Convert to fraction form
    4,089.87/6,126.98 = 3,353.49/x
  3. Step 3: Cross multiply
    4,089.87x = 6,126.98 × 3,353.49
  4. Step 4: Simplify right side
    4,089.87x = 20,546,749.39
  5. Step 5: Solve for x
    x = 20,546,749.39/4,089.87
  6. Step 6: Final answer
    x = 5,023.81

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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.