Home / 4,813.49-7,218.96-1,891.82

Finding the Fourth Proportional to 4,813.49, 7,218.96 and 1,891.82

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Solution

The fourth proportional to 4,813.49, 7,218.96 and 1,891.82 is: 2,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.49 : 7,218.96 = 1,891.82 : x
  2. Step 2: Convert to fraction form
    4,813.49/7,218.96 = 1,891.82/x
  3. Step 3: Cross multiply
    4,813.49x = 7,218.96 × 1,891.82
  4. Step 4: Simplify right side
    4,813.49x = 13,656,972.91
  5. Step 5: Solve for x
    x = 13,656,972.91/4,813.49
  6. Step 6: Final answer
    x = 2,837.23

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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.