Home / 7,379.70-10,183.95-4,235.82

Finding the Fourth Proportional to 7,379.70, 10,183.95 and 4,235.82

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Solution

The fourth proportional to 7,379.70, 10,183.95 and 4,235.82 is: 5,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.70 : 10,183.95 = 4,235.82 : x
  2. Step 2: Convert to fraction form
    7,379.70/10,183.95 = 4,235.82/x
  3. Step 3: Cross multiply
    7,379.70x = 10,183.95 × 4,235.82
  4. Step 4: Simplify right side
    7,379.70x = 43,137,379.09
  5. Step 5: Solve for x
    x = 43,137,379.09/7,379.70
  6. Step 6: Final answer
    x = 5,845.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.