Home / 5,437.25-7,503.05-3,198.69

Finding the Fourth Proportional to 5,437.25, 7,503.05 and 3,198.69

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Solution

The fourth proportional to 5,437.25, 7,503.05 and 3,198.69 is: 4,413.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.25 : 7,503.05 = 3,198.69 : x
  2. Step 2: Convert to fraction form
    5,437.25/7,503.05 = 3,198.69/x
  3. Step 3: Cross multiply
    5,437.25x = 7,503.05 × 3,198.69
  4. Step 4: Simplify right side
    5,437.25x = 23,999,915.01
  5. Step 5: Solve for x
    x = 23,999,915.01/5,437.25
  6. Step 6: Final answer
    x = 4,413.98

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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.