Home / 4,239.54-6,360.39-1,930.50

Finding the Fourth Proportional to 4,239.54, 6,360.39 and 1,930.50

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Solution

The fourth proportional to 4,239.54, 6,360.39 and 1,930.50 is: 2,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.54 : 6,360.39 = 1,930.50 : x
  2. Step 2: Convert to fraction form
    4,239.54/6,360.39 = 1,930.50/x
  3. Step 3: Cross multiply
    4,239.54x = 6,360.39 × 1,930.50
  4. Step 4: Simplify right side
    4,239.54x = 12,278,732.90
  5. Step 5: Solve for x
    x = 12,278,732.90/4,239.54
  6. Step 6: Final answer
    x = 2,896.24

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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.