Home / 3,984.04-5,497.44-2,215.60

Finding the Fourth Proportional to 3,984.04, 5,497.44 and 2,215.60

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Solution

The fourth proportional to 3,984.04, 5,497.44 and 2,215.60 is: 3,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.04 : 5,497.44 = 2,215.60 : x
  2. Step 2: Convert to fraction form
    3,984.04/5,497.44 = 2,215.60/x
  3. Step 3: Cross multiply
    3,984.04x = 5,497.44 × 2,215.60
  4. Step 4: Simplify right side
    3,984.04x = 12,180,128.06
  5. Step 5: Solve for x
    x = 12,180,128.06/3,984.04
  6. Step 6: Final answer
    x = 3,057.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.