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Finding the Fourth Proportional to 6,994.76, 10,490.31 and 3,295.99

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Solution

The fourth proportional to 6,994.76, 10,490.31 and 3,295.99 is: 4,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994.76 : 10,490.31 = 3,295.99 : x
  2. Step 2: Convert to fraction form
    6,994.76/10,490.31 = 3,295.99/x
  3. Step 3: Cross multiply
    6,994.76x = 10,490.31 × 3,295.99
  4. Step 4: Simplify right side
    6,994.76x = 34,575,969.97
  5. Step 5: Solve for x
    x = 34,575,969.97/6,994.76
  6. Step 6: Final answer
    x = 4,943.13

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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.