Home / 7,723.62-10,658.52-4,186.77

Finding the Fourth Proportional to 7,723.62, 10,658.52 and 4,186.77

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Solution

The fourth proportional to 7,723.62, 10,658.52 and 4,186.77 is: 5,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.62 : 10,658.52 = 4,186.77 : x
  2. Step 2: Convert to fraction form
    7,723.62/10,658.52 = 4,186.77/x
  3. Step 3: Cross multiply
    7,723.62x = 10,658.52 × 4,186.77
  4. Step 4: Simplify right side
    7,723.62x = 44,624,771.78
  5. Step 5: Solve for x
    x = 44,624,771.78/7,723.62
  6. Step 6: Final answer
    x = 5,777.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.