Home / 11,268.86-16,902.81-2,835.34

Finding the Fourth Proportional to 11,268.86, 16,902.81 and 2,835.34

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Solution

The fourth proportional to 11,268.86, 16,902.81 and 2,835.34 is: 4,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.86 : 16,902.81 = 2,835.34 : x
  2. Step 2: Convert to fraction form
    11,268.86/16,902.81 = 2,835.34/x
  3. Step 3: Cross multiply
    11,268.86x = 16,902.81 × 2,835.34
  4. Step 4: Simplify right side
    11,268.86x = 47,925,171.05
  5. Step 5: Solve for x
    x = 47,925,171.05/11,268.86
  6. Step 6: Final answer
    x = 4,252.89

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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.