Home / 7,369.87-11,051.32-2,686.56

Finding the Fourth Proportional to 7,369.87, 11,051.32 and 2,686.56

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Solution

The fourth proportional to 7,369.87, 11,051.32 and 2,686.56 is: 4,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.87 : 11,051.32 = 2,686.56 : x
  2. Step 2: Convert to fraction form
    7,369.87/11,051.32 = 2,686.56/x
  3. Step 3: Cross multiply
    7,369.87x = 11,051.32 × 2,686.56
  4. Step 4: Simplify right side
    7,369.87x = 29,690,034.26
  5. Step 5: Solve for x
    x = 29,690,034.26/7,369.87
  6. Step 6: Final answer
    x = 4,028.57

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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.