Home / 8,850.05-12,213.16-4,871.25

Finding the Fourth Proportional to 8,850.05, 12,213.16 and 4,871.25

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Solution

The fourth proportional to 8,850.05, 12,213.16 and 4,871.25 is: 6,722.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.05 : 12,213.16 = 4,871.25 : x
  2. Step 2: Convert to fraction form
    8,850.05/12,213.16 = 4,871.25/x
  3. Step 3: Cross multiply
    8,850.05x = 12,213.16 × 4,871.25
  4. Step 4: Simplify right side
    8,850.05x = 59,493,370.87
  5. Step 5: Solve for x
    x = 59,493,370.87/8,850.05
  6. Step 6: Final answer
    x = 6,722.37

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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.