Home / 3,532.48-5,285.46-2,198.68

Finding the Fourth Proportional to 3,532.48, 5,285.46 and 2,198.68

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Solution

The fourth proportional to 3,532.48, 5,285.46 and 2,198.68 is: 3,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.48 : 5,285.46 = 2,198.68 : x
  2. Step 2: Convert to fraction form
    3,532.48/5,285.46 = 2,198.68/x
  3. Step 3: Cross multiply
    3,532.48x = 5,285.46 × 2,198.68
  4. Step 4: Simplify right side
    3,532.48x = 11,621,035.19
  5. Step 5: Solve for x
    x = 11,621,035.19/3,532.48
  6. Step 6: Final answer
    x = 3,289.77

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1.5x scale

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.