Home / 2,873.78-4,306.57-1,413.96

Finding the Fourth Proportional to 2,873.78, 4,306.57 and 1,413.96

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Solution

The fourth proportional to 2,873.78, 4,306.57 and 1,413.96 is: 2,118.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.78 : 4,306.57 = 1,413.96 : x
  2. Step 2: Convert to fraction form
    2,873.78/4,306.57 = 1,413.96/x
  3. Step 3: Cross multiply
    2,873.78x = 4,306.57 × 1,413.96
  4. Step 4: Simplify right side
    2,873.78x = 6,089,298.03
  5. Step 5: Solve for x
    x = 6,089,298.03/2,873.78
  6. Step 6: Final answer
    x = 2,118.92

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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.