Home / 5,413.76-7,471.08-3,176.24

Finding the Fourth Proportional to 5,413.76, 7,471.08 and 3,176.24

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Solution

The fourth proportional to 5,413.76, 7,471.08 and 3,176.24 is: 4,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.76 : 7,471.08 = 3,176.24 : x
  2. Step 2: Convert to fraction form
    5,413.76/7,471.08 = 3,176.24/x
  3. Step 3: Cross multiply
    5,413.76x = 7,471.08 × 3,176.24
  4. Step 4: Simplify right side
    5,413.76x = 23,729,943.14
  5. Step 5: Solve for x
    x = 23,729,943.14/5,413.76
  6. Step 6: Final answer
    x = 4,383.26

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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.