Home / 5,370.51-7,413.82-3,580.98

Finding the Fourth Proportional to 5,370.51, 7,413.82 and 3,580.98

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Solution

The fourth proportional to 5,370.51, 7,413.82 and 3,580.98 is: 4,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.51 : 7,413.82 = 3,580.98 : x
  2. Step 2: Convert to fraction form
    5,370.51/7,413.82 = 3,580.98/x
  3. Step 3: Cross multiply
    5,370.51x = 7,413.82 × 3,580.98
  4. Step 4: Simplify right side
    5,370.51x = 26,548,704.39
  5. Step 5: Solve for x
    x = 26,548,704.39/5,370.51
  6. Step 6: Final answer
    x = 4,943.42

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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.