Home / 5,372.96-7,413.37-4,115.43

Finding the Fourth Proportional to 5,372.96, 7,413.37 and 4,115.43

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Solution

The fourth proportional to 5,372.96, 7,413.37 and 4,115.43 is: 5,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.96 : 7,413.37 = 4,115.43 : x
  2. Step 2: Convert to fraction form
    5,372.96/7,413.37 = 4,115.43/x
  3. Step 3: Cross multiply
    5,372.96x = 7,413.37 × 4,115.43
  4. Step 4: Simplify right side
    5,372.96x = 30,509,195.01
  5. Step 5: Solve for x
    x = 30,509,195.01/5,372.96
  6. Step 6: Final answer
    x = 5,678.29

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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.