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Finding the Fourth Proportional to 1,995.04, 2,993.20 and 1,481.76

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Solution

The fourth proportional to 1,995.04, 2,993.20 and 1,481.76 is: 2,223.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.04 : 2,993.20 = 1,481.76 : x
  2. Step 2: Convert to fraction form
    1,995.04/2,993.20 = 1,481.76/x
  3. Step 3: Cross multiply
    1,995.04x = 2,993.20 × 1,481.76
  4. Step 4: Simplify right side
    1,995.04x = 4,435,204.03
  5. Step 5: Solve for x
    x = 4,435,204.03/1,995.04
  6. Step 6: Final answer
    x = 2,223.12

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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.