Home / 5,873.49-8,105.37-3,220.85

Finding the Fourth Proportional to 5,873.49, 8,105.37 and 3,220.85

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Solution

The fourth proportional to 5,873.49, 8,105.37 and 3,220.85 is: 4,444.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.49 : 8,105.37 = 3,220.85 : x
  2. Step 2: Convert to fraction form
    5,873.49/8,105.37 = 3,220.85/x
  3. Step 3: Cross multiply
    5,873.49x = 8,105.37 × 3,220.85
  4. Step 4: Simplify right side
    5,873.49x = 26,106,180.96
  5. Step 5: Solve for x
    x = 26,106,180.96/5,873.49
  6. Step 6: Final answer
    x = 4,444.75

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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.