Home / 6,111.18-9,168.46-2,992.95

Finding the Fourth Proportional to 6,111.18, 9,168.46 and 2,992.95

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Solution

The fourth proportional to 6,111.18, 9,168.46 and 2,992.95 is: 4,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.18 : 9,168.46 = 2,992.95 : x
  2. Step 2: Convert to fraction form
    6,111.18/9,168.46 = 2,992.95/x
  3. Step 3: Cross multiply
    6,111.18x = 9,168.46 × 2,992.95
  4. Step 4: Simplify right side
    6,111.18x = 27,440,734.87
  5. Step 5: Solve for x
    x = 27,440,734.87/6,111.18
  6. Step 6: Final answer
    x = 4,490.25

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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.