Home / 6,942.28-10,413.54-2,557.48

Finding the Fourth Proportional to 6,942.28, 10,413.54 and 2,557.48

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Solution

The fourth proportional to 6,942.28, 10,413.54 and 2,557.48 is: 3,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.28 : 10,413.54 = 2,557.48 : x
  2. Step 2: Convert to fraction form
    6,942.28/10,413.54 = 2,557.48/x
  3. Step 3: Cross multiply
    6,942.28x = 10,413.54 × 2,557.48
  4. Step 4: Simplify right side
    6,942.28x = 26,632,420.28
  5. Step 5: Solve for x
    x = 26,632,420.28/6,942.28
  6. Step 6: Final answer
    x = 3,836.26

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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.