Home / 1,782.03-2,459.22-996.12

Finding the Fourth Proportional to 1,782.03, 2,459.22 and 996.12

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Solution

The fourth proportional to 1,782.03, 2,459.22 and 996.12 is: 1,374.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.03 : 2,459.22 = 996.12 : x
  2. Step 2: Convert to fraction form
    1,782.03/2,459.22 = 996.12/x
  3. Step 3: Cross multiply
    1,782.03x = 2,459.22 × 996.12
  4. Step 4: Simplify right side
    1,782.03x = 2,449,678.23
  5. Step 5: Solve for x
    x = 2,449,678.23/1,782.03
  6. Step 6: Final answer
    x = 1,374.66

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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.