Home / 5,879.70-8,113.26-3,361.56

Finding the Fourth Proportional to 5,879.70, 8,113.26 and 3,361.56

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Solution

The fourth proportional to 5,879.70, 8,113.26 and 3,361.56 is: 4,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.70 : 8,113.26 = 3,361.56 : x
  2. Step 2: Convert to fraction form
    5,879.70/8,113.26 = 3,361.56/x
  3. Step 3: Cross multiply
    5,879.70x = 8,113.26 × 3,361.56
  4. Step 4: Simplify right side
    5,879.70x = 27,273,210.29
  5. Step 5: Solve for x
    x = 27,273,210.29/5,879.70
  6. Step 6: Final answer
    x = 4,638.54

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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.