Home / 4,220.03-6,330.32-1,622.97

Finding the Fourth Proportional to 4,220.03, 6,330.32 and 1,622.97

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Solution

The fourth proportional to 4,220.03, 6,330.32 and 1,622.97 is: 2,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.03 : 6,330.32 = 1,622.97 : x
  2. Step 2: Convert to fraction form
    4,220.03/6,330.32 = 1,622.97/x
  3. Step 3: Cross multiply
    4,220.03x = 6,330.32 × 1,622.97
  4. Step 4: Simplify right side
    4,220.03x = 10,273,917.42
  5. Step 5: Solve for x
    x = 10,273,917.42/4,220.03
  6. Step 6: Final answer
    x = 2,434.56

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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.