Home / 3,056.40-4,586.22-1,413.72

Finding the Fourth Proportional to 3,056.40, 4,586.22 and 1,413.72

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Solution

The fourth proportional to 3,056.40, 4,586.22 and 1,413.72 is: 2,121.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.40 : 4,586.22 = 1,413.72 : x
  2. Step 2: Convert to fraction form
    3,056.40/4,586.22 = 1,413.72/x
  3. Step 3: Cross multiply
    3,056.40x = 4,586.22 × 1,413.72
  4. Step 4: Simplify right side
    3,056.40x = 6,483,630.94
  5. Step 5: Solve for x
    x = 6,483,630.94/3,056.40
  6. Step 6: Final answer
    x = 2,121.33

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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.