Home / 6,945.36-10,413.93-2,787.33

Finding the Fourth Proportional to 6,945.36, 10,413.93 and 2,787.33

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Solution

The fourth proportional to 6,945.36, 10,413.93 and 2,787.33 is: 4,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.36 : 10,413.93 = 2,787.33 : x
  2. Step 2: Convert to fraction form
    6,945.36/10,413.93 = 2,787.33/x
  3. Step 3: Cross multiply
    6,945.36x = 10,413.93 × 2,787.33
  4. Step 4: Simplify right side
    6,945.36x = 29,027,059.51
  5. Step 5: Solve for x
    x = 29,027,059.51/6,945.36
  6. Step 6: Final answer
    x = 4,179.35

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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.