Home / 7,990.53-11,984.99-2,796

Finding the Fourth Proportional to 7,990.53, 11,984.99 and 2,796

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Solution

The fourth proportional to 7,990.53, 11,984.99 and 2,796 is: 4,193.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990.53 : 11,984.99 = 2,796 : x
  2. Step 2: Convert to fraction form
    7,990.53/11,984.99 = 2,796/x
  3. Step 3: Cross multiply
    7,990.53x = 11,984.99 × 2,796
  4. Step 4: Simplify right side
    7,990.53x = 33,510,018.06
  5. Step 5: Solve for x
    x = 33,510,018.06/7,990.53
  6. Step 6: Final answer
    x = 4,193.72

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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.