Home / 11,053.26-16,584.46-4,477.78

Finding the Fourth Proportional to 11,053.26, 16,584.46 and 4,477.78

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Solution

The fourth proportional to 11,053.26, 16,584.46 and 4,477.78 is: 6,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.26 : 16,584.46 = 4,477.78 : x
  2. Step 2: Convert to fraction form
    11,053.26/16,584.46 = 4,477.78/x
  3. Step 3: Cross multiply
    11,053.26x = 16,584.46 × 4,477.78
  4. Step 4: Simplify right side
    11,053.26x = 74,261,563.30
  5. Step 5: Solve for x
    x = 74,261,563.30/11,053.26
  6. Step 6: Final answer
    x = 6,718.52

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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.