Home / 11,053.48-16,578.06-4,125.64

Finding the Fourth Proportional to 11,053.48, 16,578.06 and 4,125.64

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Solution

The fourth proportional to 11,053.48, 16,578.06 and 4,125.64 is: 6,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.48 : 16,578.06 = 4,125.64 : x
  2. Step 2: Convert to fraction form
    11,053.48/16,578.06 = 4,125.64/x
  3. Step 3: Cross multiply
    11,053.48x = 16,578.06 × 4,125.64
  4. Step 4: Simplify right side
    11,053.48x = 68,395,107.46
  5. Step 5: Solve for x
    x = 68,395,107.46/11,053.48
  6. Step 6: Final answer
    x = 6,187.65

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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.