Home / 8,850.87-12,212.57-5,267.03

Finding the Fourth Proportional to 8,850.87, 12,212.57 and 5,267.03

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Solution

The fourth proportional to 8,850.87, 12,212.57 and 5,267.03 is: 7,267.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.87 : 12,212.57 = 5,267.03 : x
  2. Step 2: Convert to fraction form
    8,850.87/12,212.57 = 5,267.03/x
  3. Step 3: Cross multiply
    8,850.87x = 12,212.57 × 5,267.03
  4. Step 4: Simplify right side
    8,850.87x = 64,323,924.67
  5. Step 5: Solve for x
    x = 64,323,924.67/8,850.87
  6. Step 6: Final answer
    x = 7,267.53

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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.