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Finding the Fourth Proportional to 5,669.75, 8,507.22 and 2,550.57

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Solution

The fourth proportional to 5,669.75, 8,507.22 and 2,550.57 is: 3,827.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.75 : 8,507.22 = 2,550.57 : x
  2. Step 2: Convert to fraction form
    5,669.75/8,507.22 = 2,550.57/x
  3. Step 3: Cross multiply
    5,669.75x = 8,507.22 × 2,550.57
  4. Step 4: Simplify right side
    5,669.75x = 21,698,260.12
  5. Step 5: Solve for x
    x = 21,698,260.12/5,669.75
  6. Step 6: Final answer
    x = 3,827.02

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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.