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Finding the Fourth Proportional to 7,927.03, 11,878.19 and 2,993.98

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Solution

The fourth proportional to 7,927.03, 11,878.19 and 2,993.98 is: 4,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.03 : 11,878.19 = 2,993.98 : x
  2. Step 2: Convert to fraction form
    7,927.03/11,878.19 = 2,993.98/x
  3. Step 3: Cross multiply
    7,927.03x = 11,878.19 × 2,993.98
  4. Step 4: Simplify right side
    7,927.03x = 35,563,068.97
  5. Step 5: Solve for x
    x = 35,563,068.97/7,927.03
  6. Step 6: Final answer
    x = 4,486.30

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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.