Home / 4,134.39-6,189.97-3,099.21

Finding the Fourth Proportional to 4,134.39, 6,189.97 and 3,099.21

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Solution

The fourth proportional to 4,134.39, 6,189.97 and 3,099.21 is: 4,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.39 : 6,189.97 = 3,099.21 : x
  2. Step 2: Convert to fraction form
    4,134.39/6,189.97 = 3,099.21/x
  3. Step 3: Cross multiply
    4,134.39x = 6,189.97 × 3,099.21
  4. Step 4: Simplify right side
    4,134.39x = 19,184,026.59
  5. Step 5: Solve for x
    x = 19,184,026.59/4,134.39
  6. Step 6: Final answer
    x = 4,640.11

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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.