Home / 5,413.44-7,470.56-3,427.52

Finding the Fourth Proportional to 5,413.44, 7,470.56 and 3,427.52

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Solution

The fourth proportional to 5,413.44, 7,470.56 and 3,427.52 is: 4,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.44 : 7,470.56 = 3,427.52 : x
  2. Step 2: Convert to fraction form
    5,413.44/7,470.56 = 3,427.52/x
  3. Step 3: Cross multiply
    5,413.44x = 7,470.56 × 3,427.52
  4. Step 4: Simplify right side
    5,413.44x = 25,605,493.81
  5. Step 5: Solve for x
    x = 25,605,493.81/5,413.44
  6. Step 6: Final answer
    x = 4,729.99

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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.