Home / 3,042.48-4,200.36-2,202.36

Finding the Fourth Proportional to 3,042.48, 4,200.36 and 2,202.36

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Solution

The fourth proportional to 3,042.48, 4,200.36 and 2,202.36 is: 3,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.48 : 4,200.36 = 2,202.36 : x
  2. Step 2: Convert to fraction form
    3,042.48/4,200.36 = 2,202.36/x
  3. Step 3: Cross multiply
    3,042.48x = 4,200.36 × 2,202.36
  4. Step 4: Simplify right side
    3,042.48x = 9,250,704.85
  5. Step 5: Solve for x
    x = 9,250,704.85/3,042.48
  6. Step 6: Final answer
    x = 3,040.51

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1.5x scale

Why These Related Problems?

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