Home / 2,928.54-4,388.88-1,610.30

Finding the Fourth Proportional to 2,928.54, 4,388.88 and 1,610.30

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Solution

The fourth proportional to 2,928.54, 4,388.88 and 1,610.30 is: 2,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.54 : 4,388.88 = 1,610.30 : x
  2. Step 2: Convert to fraction form
    2,928.54/4,388.88 = 1,610.30/x
  3. Step 3: Cross multiply
    2,928.54x = 4,388.88 × 1,610.30
  4. Step 4: Simplify right side
    2,928.54x = 7,067,413.46
  5. Step 5: Solve for x
    x = 7,067,413.46/2,928.54
  6. Step 6: Final answer
    x = 2,413.29

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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.