Home / 2,220.44-3,327.48-1,630.81

Finding the Fourth Proportional to 2,220.44, 3,327.48 and 1,630.81

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Solution

The fourth proportional to 2,220.44, 3,327.48 and 1,630.81 is: 2,443.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.44 : 3,327.48 = 1,630.81 : x
  2. Step 2: Convert to fraction form
    2,220.44/3,327.48 = 1,630.81/x
  3. Step 3: Cross multiply
    2,220.44x = 3,327.48 × 1,630.81
  4. Step 4: Simplify right side
    2,220.44x = 5,426,479.50
  5. Step 5: Solve for x
    x = 5,426,479.50/2,220.44
  6. Step 6: Final answer
    x = 2,443.88

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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.