Home / 11,187.93-16,771.47-3,787.24

Finding the Fourth Proportional to 11,187.93, 16,771.47 and 3,787.24

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Solution

The fourth proportional to 11,187.93, 16,771.47 and 3,787.24 is: 5,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.93 : 16,771.47 = 3,787.24 : x
  2. Step 2: Convert to fraction form
    11,187.93/16,771.47 = 3,787.24/x
  3. Step 3: Cross multiply
    11,187.93x = 16,771.47 × 3,787.24
  4. Step 4: Simplify right side
    11,187.93x = 63,517,582.04
  5. Step 5: Solve for x
    x = 63,517,582.04/11,187.93
  6. Step 6: Final answer
    x = 5,677.33

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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.