Home / 5,399.98-8,085.38-3,446.26

Finding the Fourth Proportional to 5,399.98, 8,085.38 and 3,446.26

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Solution

The fourth proportional to 5,399.98, 8,085.38 and 3,446.26 is: 5,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.98 : 8,085.38 = 3,446.26 : x
  2. Step 2: Convert to fraction form
    5,399.98/8,085.38 = 3,446.26/x
  3. Step 3: Cross multiply
    5,399.98x = 8,085.38 × 3,446.26
  4. Step 4: Simplify right side
    5,399.98x = 27,864,321.68
  5. Step 5: Solve for x
    x = 27,864,321.68/5,399.98
  6. Step 6: Final answer
    x = 5,160.08

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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.