Home / 7,500.44-11,248.32-5,413.88

Finding the Fourth Proportional to 7,500.44, 11,248.32 and 5,413.88

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Solution

The fourth proportional to 7,500.44, 11,248.32 and 5,413.88 is: 8,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.44 : 11,248.32 = 5,413.88 : x
  2. Step 2: Convert to fraction form
    7,500.44/11,248.32 = 5,413.88/x
  3. Step 3: Cross multiply
    7,500.44x = 11,248.32 × 5,413.88
  4. Step 4: Simplify right side
    7,500.44x = 60,897,054.68
  5. Step 5: Solve for x
    x = 60,897,054.68/7,500.44
  6. Step 6: Final answer
    x = 8,119.13

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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.