Home / 1,806.44-2,493.80-1,143.98

Finding the Fourth Proportional to 1,806.44, 2,493.80 and 1,143.98

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Solution

The fourth proportional to 1,806.44, 2,493.80 and 1,143.98 is: 1,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.44 : 2,493.80 = 1,143.98 : x
  2. Step 2: Convert to fraction form
    1,806.44/2,493.80 = 1,143.98/x
  3. Step 3: Cross multiply
    1,806.44x = 2,493.80 × 1,143.98
  4. Step 4: Simplify right side
    1,806.44x = 2,852,857.32
  5. Step 5: Solve for x
    x = 2,852,857.32/1,806.44
  6. Step 6: Final answer
    x = 1,579.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.