Home / 7,771.14-11,664.91-4,261.01

Finding the Fourth Proportional to 7,771.14, 11,664.91 and 4,261.01

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Solution

The fourth proportional to 7,771.14, 11,664.91 and 4,261.01 is: 6,396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771.14 : 11,664.91 = 4,261.01 : x
  2. Step 2: Convert to fraction form
    7,771.14/11,664.91 = 4,261.01/x
  3. Step 3: Cross multiply
    7,771.14x = 11,664.91 × 4,261.01
  4. Step 4: Simplify right side
    7,771.14x = 49,704,245.16
  5. Step 5: Solve for x
    x = 49,704,245.16/7,771.14
  6. Step 6: Final answer
    x = 6,396.00

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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.