Home / 2,968.93-4,443.73-2,188.62

Finding the Fourth Proportional to 2,968.93, 4,443.73 and 2,188.62

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Solution

The fourth proportional to 2,968.93, 4,443.73 and 2,188.62 is: 3,275.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.93 : 4,443.73 = 2,188.62 : x
  2. Step 2: Convert to fraction form
    2,968.93/4,443.73 = 2,188.62/x
  3. Step 3: Cross multiply
    2,968.93x = 4,443.73 × 2,188.62
  4. Step 4: Simplify right side
    2,968.93x = 9,725,636.35
  5. Step 5: Solve for x
    x = 9,725,636.35/2,968.93
  6. Step 6: Final answer
    x = 3,275.81

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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.