Home / 5,720.82-8,579.19-2,598.21

Finding the Fourth Proportional to 5,720.82, 8,579.19 and 2,598.21

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Solution

The fourth proportional to 5,720.82, 8,579.19 and 2,598.21 is: 3,896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.82 : 8,579.19 = 2,598.21 : x
  2. Step 2: Convert to fraction form
    5,720.82/8,579.19 = 2,598.21/x
  3. Step 3: Cross multiply
    5,720.82x = 8,579.19 × 2,598.21
  4. Step 4: Simplify right side
    5,720.82x = 22,290,537.25
  5. Step 5: Solve for x
    x = 22,290,537.25/5,720.82
  6. Step 6: Final answer
    x = 3,896.39

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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.