Home / 6,389.32-9,584.25-2,229.74

Finding the Fourth Proportional to 6,389.32, 9,584.25 and 2,229.74

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Solution

The fourth proportional to 6,389.32, 9,584.25 and 2,229.74 is: 3,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.32 : 9,584.25 = 2,229.74 : x
  2. Step 2: Convert to fraction form
    6,389.32/9,584.25 = 2,229.74/x
  3. Step 3: Cross multiply
    6,389.32x = 9,584.25 × 2,229.74
  4. Step 4: Simplify right side
    6,389.32x = 21,370,385.60
  5. Step 5: Solve for x
    x = 21,370,385.60/6,389.32
  6. Step 6: Final answer
    x = 3,344.70

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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.