Home / 7,413.44-11,123.26-3,251.30

Finding the Fourth Proportional to 7,413.44, 11,123.26 and 3,251.30

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Solution

The fourth proportional to 7,413.44, 11,123.26 and 3,251.30 is: 4,878.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.44 : 11,123.26 = 3,251.30 : x
  2. Step 2: Convert to fraction form
    7,413.44/11,123.26 = 3,251.30/x
  3. Step 3: Cross multiply
    7,413.44x = 11,123.26 × 3,251.30
  4. Step 4: Simplify right side
    7,413.44x = 36,165,055.24
  5. Step 5: Solve for x
    x = 36,165,055.24/7,413.44
  6. Step 6: Final answer
    x = 4,878.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.