Home / 7,369.78-11,055.75-2,174.98

Finding the Fourth Proportional to 7,369.78, 11,055.75 and 2,174.98

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Solution

The fourth proportional to 7,369.78, 11,055.75 and 2,174.98 is: 3,262.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.78 : 11,055.75 = 2,174.98 : x
  2. Step 2: Convert to fraction form
    7,369.78/11,055.75 = 2,174.98/x
  3. Step 3: Cross multiply
    7,369.78x = 11,055.75 × 2,174.98
  4. Step 4: Simplify right side
    7,369.78x = 24,046,035.14
  5. Step 5: Solve for x
    x = 24,046,035.14/7,369.78
  6. Step 6: Final answer
    x = 3,262.79

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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.