Home / 4,188.70-6,284.09-2,958.52

Finding the Fourth Proportional to 4,188.70, 6,284.09 and 2,958.52

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Solution

The fourth proportional to 4,188.70, 6,284.09 and 2,958.52 is: 4,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.70 : 6,284.09 = 2,958.52 : x
  2. Step 2: Convert to fraction form
    4,188.70/6,284.09 = 2,958.52/x
  3. Step 3: Cross multiply
    4,188.70x = 6,284.09 × 2,958.52
  4. Step 4: Simplify right side
    4,188.70x = 18,591,591.15
  5. Step 5: Solve for x
    x = 18,591,591.15/4,188.70
  6. Step 6: Final answer
    x = 4,438.51

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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.