Home / 3,488.80-5,222.40-2,023.60

Finding the Fourth Proportional to 3,488.80, 5,222.40 and 2,023.60

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Solution

The fourth proportional to 3,488.80, 5,222.40 and 2,023.60 is: 3,029.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.80 : 5,222.40 = 2,023.60 : x
  2. Step 2: Convert to fraction form
    3,488.80/5,222.40 = 2,023.60/x
  3. Step 3: Cross multiply
    3,488.80x = 5,222.40 × 2,023.60
  4. Step 4: Simplify right side
    3,488.80x = 10,568,048.64
  5. Step 5: Solve for x
    x = 10,568,048.64/3,488.80
  6. Step 6: Final answer
    x = 3,029.14

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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.