Home / 5,413.23-7,473.47-3,425.49

Finding the Fourth Proportional to 5,413.23, 7,473.47 and 3,425.49

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Solution

The fourth proportional to 5,413.23, 7,473.47 and 3,425.49 is: 4,729.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.23 : 7,473.47 = 3,425.49 : x
  2. Step 2: Convert to fraction form
    5,413.23/7,473.47 = 3,425.49/x
  3. Step 3: Cross multiply
    5,413.23x = 7,473.47 × 3,425.49
  4. Step 4: Simplify right side
    5,413.23x = 25,600,279.62
  5. Step 5: Solve for x
    x = 25,600,279.62/5,413.23
  6. Step 6: Final answer
    x = 4,729.21

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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.