Home / 11,480.92-17,211.24-4,907.77

Finding the Fourth Proportional to 11,480.92, 17,211.24 and 4,907.77

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Solution

The fourth proportional to 11,480.92, 17,211.24 and 4,907.77 is: 7,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.92 : 17,211.24 = 4,907.77 : x
  2. Step 2: Convert to fraction form
    11,480.92/17,211.24 = 4,907.77/x
  3. Step 3: Cross multiply
    11,480.92x = 17,211.24 × 4,907.77
  4. Step 4: Simplify right side
    11,480.92x = 84,468,807.33
  5. Step 5: Solve for x
    x = 84,468,807.33/11,480.92
  6. Step 6: Final answer
    x = 7,357.32

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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.