Home / 6,288.44-9,438.78-3,003.78

Finding the Fourth Proportional to 6,288.44, 9,438.78 and 3,003.78

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Solution

The fourth proportional to 6,288.44, 9,438.78 and 3,003.78 is: 4,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.44 : 9,438.78 = 3,003.78 : x
  2. Step 2: Convert to fraction form
    6,288.44/9,438.78 = 3,003.78/x
  3. Step 3: Cross multiply
    6,288.44x = 9,438.78 × 3,003.78
  4. Step 4: Simplify right side
    6,288.44x = 28,352,018.59
  5. Step 5: Solve for x
    x = 28,352,018.59/6,288.44
  6. Step 6: Final answer
    x = 4,508.60

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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.