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Finding the Fourth Proportional to 6,218.88, 9,326.49 and 1,835.29

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Solution

The fourth proportional to 6,218.88, 9,326.49 and 1,835.29 is: 2,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.88 : 9,326.49 = 1,835.29 : x
  2. Step 2: Convert to fraction form
    6,218.88/9,326.49 = 1,835.29/x
  3. Step 3: Cross multiply
    6,218.88x = 9,326.49 × 1,835.29
  4. Step 4: Simplify right side
    6,218.88x = 17,116,813.83
  5. Step 5: Solve for x
    x = 17,116,813.83/6,218.88
  6. Step 6: Final answer
    x = 2,752.39

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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.