Home / 6,859.21-10,291.37-2,702.11

Finding the Fourth Proportional to 6,859.21, 10,291.37 and 2,702.11

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Solution

The fourth proportional to 6,859.21, 10,291.37 and 2,702.11 is: 4,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.21 : 10,291.37 = 2,702.11 : x
  2. Step 2: Convert to fraction form
    6,859.21/10,291.37 = 2,702.11/x
  3. Step 3: Cross multiply
    6,859.21x = 10,291.37 × 2,702.11
  4. Step 4: Simplify right side
    6,859.21x = 27,808,413.79
  5. Step 5: Solve for x
    x = 27,808,413.79/6,859.21
  6. Step 6: Final answer
    x = 4,054.17

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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.