Home / 9,879.25-14,824.70-3,643.62

Finding the Fourth Proportional to 9,879.25, 14,824.70 and 3,643.62

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Solution

The fourth proportional to 9,879.25, 14,824.70 and 3,643.62 is: 5,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879.25 : 14,824.70 = 3,643.62 : x
  2. Step 2: Convert to fraction form
    9,879.25/14,824.70 = 3,643.62/x
  3. Step 3: Cross multiply
    9,879.25x = 14,824.70 × 3,643.62
  4. Step 4: Simplify right side
    9,879.25x = 54,015,573.41
  5. Step 5: Solve for x
    x = 54,015,573.41/9,879.25
  6. Step 6: Final answer
    x = 5,467.58

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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.