Home / 8,529.93-11,768.85-5,550.14

Finding the Fourth Proportional to 8,529.93, 11,768.85 and 5,550.14

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Solution

The fourth proportional to 8,529.93, 11,768.85 and 5,550.14 is: 7,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.93 : 11,768.85 = 5,550.14 : x
  2. Step 2: Convert to fraction form
    8,529.93/11,768.85 = 5,550.14/x
  3. Step 3: Cross multiply
    8,529.93x = 11,768.85 × 5,550.14
  4. Step 4: Simplify right side
    8,529.93x = 65,318,794.56
  5. Step 5: Solve for x
    x = 65,318,794.56/8,529.93
  6. Step 6: Final answer
    x = 7,657.60

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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.