Home / 10,945.48-16,419.84-4,019.44

Finding the Fourth Proportional to 10,945.48, 16,419.84 and 4,019.44

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Solution

The fourth proportional to 10,945.48, 16,419.84 and 4,019.44 is: 6,029.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945.48 : 16,419.84 = 4,019.44 : x
  2. Step 2: Convert to fraction form
    10,945.48/16,419.84 = 4,019.44/x
  3. Step 3: Cross multiply
    10,945.48x = 16,419.84 × 4,019.44
  4. Step 4: Simplify right side
    10,945.48x = 65,998,520.64
  5. Step 5: Solve for x
    x = 65,998,520.64/10,945.48
  6. Step 6: Final answer
    x = 6,029.75

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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.