Home / 8,943.21-13,413.29-2,370.06

Finding the Fourth Proportional to 8,943.21, 13,413.29 and 2,370.06

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Solution

The fourth proportional to 8,943.21, 13,413.29 and 2,370.06 is: 3,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.21 : 13,413.29 = 2,370.06 : x
  2. Step 2: Convert to fraction form
    8,943.21/13,413.29 = 2,370.06/x
  3. Step 3: Cross multiply
    8,943.21x = 13,413.29 × 2,370.06
  4. Step 4: Simplify right side
    8,943.21x = 31,790,290.25
  5. Step 5: Solve for x
    x = 31,790,290.25/8,943.21
  6. Step 6: Final answer
    x = 3,554.68

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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.