Home / 4,260.23-6,388.18-1,949.75

Finding the Fourth Proportional to 4,260.23, 6,388.18 and 1,949.75

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Solution

The fourth proportional to 4,260.23, 6,388.18 and 1,949.75 is: 2,923.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.23 : 6,388.18 = 1,949.75 : x
  2. Step 2: Convert to fraction form
    4,260.23/6,388.18 = 1,949.75/x
  3. Step 3: Cross multiply
    4,260.23x = 6,388.18 × 1,949.75
  4. Step 4: Simplify right side
    4,260.23x = 12,455,353.96
  5. Step 5: Solve for x
    x = 12,455,353.96/4,260.23
  6. Step 6: Final answer
    x = 2,923.63

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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.