Home / 5,483.43-8,223.93-2,195.64

Finding the Fourth Proportional to 5,483.43, 8,223.93 and 2,195.64

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Solution

The fourth proportional to 5,483.43, 8,223.93 and 2,195.64 is: 3,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.43 : 8,223.93 = 2,195.64 : x
  2. Step 2: Convert to fraction form
    5,483.43/8,223.93 = 2,195.64/x
  3. Step 3: Cross multiply
    5,483.43x = 8,223.93 × 2,195.64
  4. Step 4: Simplify right side
    5,483.43x = 18,056,789.67
  5. Step 5: Solve for x
    x = 18,056,789.67/5,483.43
  6. Step 6: Final answer
    x = 3,292.97

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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.