Home / 11,201.31-16,802.99-5,651.12

Finding the Fourth Proportional to 11,201.31, 16,802.99 and 5,651.12

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Solution

The fourth proportional to 11,201.31, 16,802.99 and 5,651.12 is: 8,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.31 : 16,802.99 = 5,651.12 : x
  2. Step 2: Convert to fraction form
    11,201.31/16,802.99 = 5,651.12/x
  3. Step 3: Cross multiply
    11,201.31x = 16,802.99 × 5,651.12
  4. Step 4: Simplify right side
    11,201.31x = 94,955,685.06
  5. Step 5: Solve for x
    x = 94,955,685.06/11,201.31
  6. Step 6: Final answer
    x = 8,477.19

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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.