Home / 4,187.36-6,282-1,413.95

Finding the Fourth Proportional to 4,187.36, 6,282 and 1,413.95

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Solution

The fourth proportional to 4,187.36, 6,282 and 1,413.95 is: 2,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.36 : 6,282 = 1,413.95 : x
  2. Step 2: Convert to fraction form
    4,187.36/6,282 = 1,413.95/x
  3. Step 3: Cross multiply
    4,187.36x = 6,282 × 1,413.95
  4. Step 4: Simplify right side
    4,187.36x = 8,882,433.90
  5. Step 5: Solve for x
    x = 8,882,433.90/4,187.36
  6. Step 6: Final answer
    x = 2,121.25

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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.