Home / 7,379.27-11,068.81-4,418.54

Finding the Fourth Proportional to 7,379.27, 11,068.81 and 4,418.54

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Solution

The fourth proportional to 7,379.27, 11,068.81 and 4,418.54 is: 6,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.27 : 11,068.81 = 4,418.54 : x
  2. Step 2: Convert to fraction form
    7,379.27/11,068.81 = 4,418.54/x
  3. Step 3: Cross multiply
    7,379.27x = 11,068.81 × 4,418.54
  4. Step 4: Simplify right side
    7,379.27x = 48,907,996.36
  5. Step 5: Solve for x
    x = 48,907,996.36/7,379.27
  6. Step 6: Final answer
    x = 6,627.75

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1.5x scale

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.