Home / 11,148.96-16,723.20-3,357.60

Finding the Fourth Proportional to 11,148.96, 16,723.20 and 3,357.60

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Solution

The fourth proportional to 11,148.96, 16,723.20 and 3,357.60 is: 5,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.96 : 16,723.20 = 3,357.60 : x
  2. Step 2: Convert to fraction form
    11,148.96/16,723.20 = 3,357.60/x
  3. Step 3: Cross multiply
    11,148.96x = 16,723.20 × 3,357.60
  4. Step 4: Simplify right side
    11,148.96x = 56,149,816.32
  5. Step 5: Solve for x
    x = 56,149,816.32/11,148.96
  6. Step 6: Final answer
    x = 5,036.33

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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.