Home / 8,786.55-13,181.19-2,941.77

Finding the Fourth Proportional to 8,786.55, 13,181.19 and 2,941.77

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Solution

The fourth proportional to 8,786.55, 13,181.19 and 2,941.77 is: 4,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.55 : 13,181.19 = 2,941.77 : x
  2. Step 2: Convert to fraction form
    8,786.55/13,181.19 = 2,941.77/x
  3. Step 3: Cross multiply
    8,786.55x = 13,181.19 × 2,941.77
  4. Step 4: Simplify right side
    8,786.55x = 38,776,029.31
  5. Step 5: Solve for x
    x = 38,776,029.31/8,786.55
  6. Step 6: Final answer
    x = 4,413.11

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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.