Home / 7,151.36-10,724.94-2,767.77

Finding the Fourth Proportional to 7,151.36, 10,724.94 and 2,767.77

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Solution

The fourth proportional to 7,151.36, 10,724.94 and 2,767.77 is: 4,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.36 : 10,724.94 = 2,767.77 : x
  2. Step 2: Convert to fraction form
    7,151.36/10,724.94 = 2,767.77/x
  3. Step 3: Cross multiply
    7,151.36x = 10,724.94 × 2,767.77
  4. Step 4: Simplify right side
    7,151.36x = 29,684,167.18
  5. Step 5: Solve for x
    x = 29,684,167.18/7,151.36
  6. Step 6: Final answer
    x = 4,150.85

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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.