Home / 11,201.49-16,788.38-5,656.41

Finding the Fourth Proportional to 11,201.49, 16,788.38 and 5,656.41

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Solution

The fourth proportional to 11,201.49, 16,788.38 and 5,656.41 is: 8,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.49 : 16,788.38 = 5,656.41 : x
  2. Step 2: Convert to fraction form
    11,201.49/16,788.38 = 5,656.41/x
  3. Step 3: Cross multiply
    11,201.49x = 16,788.38 × 5,656.41
  4. Step 4: Simplify right side
    11,201.49x = 94,961,932.23
  5. Step 5: Solve for x
    x = 94,961,932.23/11,201.49
  6. Step 6: Final answer
    x = 8,477.62

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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.