Home / 7,776.89-11,658.32-2,843.07

Finding the Fourth Proportional to 7,776.89, 11,658.32 and 2,843.07

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Solution

The fourth proportional to 7,776.89, 11,658.32 and 2,843.07 is: 4,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776.89 : 11,658.32 = 2,843.07 : x
  2. Step 2: Convert to fraction form
    7,776.89/11,658.32 = 2,843.07/x
  3. Step 3: Cross multiply
    7,776.89x = 11,658.32 × 2,843.07
  4. Step 4: Simplify right side
    7,776.89x = 33,145,419.84
  5. Step 5: Solve for x
    x = 33,145,419.84/7,776.89
  6. Step 6: Final answer
    x = 4,262.04

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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.