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Finding the Fourth Proportional to 6,531.04, 9,796.38 and 2,782.99

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Solution

The fourth proportional to 6,531.04, 9,796.38 and 2,782.99 is: 4,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.04 : 9,796.38 = 2,782.99 : x
  2. Step 2: Convert to fraction form
    6,531.04/9,796.38 = 2,782.99/x
  3. Step 3: Cross multiply
    6,531.04x = 9,796.38 × 2,782.99
  4. Step 4: Simplify right side
    6,531.04x = 27,263,227.58
  5. Step 5: Solve for x
    x = 27,263,227.58/6,531.04
  6. Step 6: Final answer
    x = 4,174.41

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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.