Home / 5,539.75-8,309.99-2,077.09

Finding the Fourth Proportional to 5,539.75, 8,309.99 and 2,077.09

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Solution

The fourth proportional to 5,539.75, 8,309.99 and 2,077.09 is: 3,115.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.75 : 8,309.99 = 2,077.09 : x
  2. Step 2: Convert to fraction form
    5,539.75/8,309.99 = 2,077.09/x
  3. Step 3: Cross multiply
    5,539.75x = 8,309.99 × 2,077.09
  4. Step 4: Simplify right side
    5,539.75x = 17,260,597.13
  5. Step 5: Solve for x
    x = 17,260,597.13/5,539.75
  6. Step 6: Final answer
    x = 3,115.77

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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.