Home / 3,048.45-4,572.68-1,200.43

Finding the Fourth Proportional to 3,048.45, 4,572.68 and 1,200.43

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Solution

The fourth proportional to 3,048.45, 4,572.68 and 1,200.43 is: 1,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.45 : 4,572.68 = 1,200.43 : x
  2. Step 2: Convert to fraction form
    3,048.45/4,572.68 = 1,200.43/x
  3. Step 3: Cross multiply
    3,048.45x = 4,572.68 × 1,200.43
  4. Step 4: Simplify right side
    3,048.45x = 5,489,181.97
  5. Step 5: Solve for x
    x = 5,489,181.97/3,048.45
  6. Step 6: Final answer
    x = 1,800.65

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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.