Home / 2,633.63-3,950.43-1,809.39

Finding the Fourth Proportional to 2,633.63, 3,950.43 and 1,809.39

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Solution

The fourth proportional to 2,633.63, 3,950.43 and 1,809.39 is: 2,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.63 : 3,950.43 = 1,809.39 : x
  2. Step 2: Convert to fraction form
    2,633.63/3,950.43 = 1,809.39/x
  3. Step 3: Cross multiply
    2,633.63x = 3,950.43 × 1,809.39
  4. Step 4: Simplify right side
    2,633.63x = 7,147,868.54
  5. Step 5: Solve for x
    x = 7,147,868.54/2,633.63
  6. Step 6: Final answer
    x = 2,714.08

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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.