Home / 1,809.25-2,497.38-1,063.43

Finding the Fourth Proportional to 1,809.25, 2,497.38 and 1,063.43

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Solution

The fourth proportional to 1,809.25, 2,497.38 and 1,063.43 is: 1,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.25 : 2,497.38 = 1,063.43 : x
  2. Step 2: Convert to fraction form
    1,809.25/2,497.38 = 1,063.43/x
  3. Step 3: Cross multiply
    1,809.25x = 2,497.38 × 1,063.43
  4. Step 4: Simplify right side
    1,809.25x = 2,655,779.91
  5. Step 5: Solve for x
    x = 2,655,779.91/1,809.25
  6. Step 6: Final answer
    x = 1,467.89

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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.