Home / 1,836.67-2,755.01-450.01

Finding the Fourth Proportional to 1,836.67, 2,755.01 and 450.01

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Solution

The fourth proportional to 1,836.67, 2,755.01 and 450.01 is: 675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.67 : 2,755.01 = 450.01 : x
  2. Step 2: Convert to fraction form
    1,836.67/2,755.01 = 450.01/x
  3. Step 3: Cross multiply
    1,836.67x = 2,755.01 × 450.01
  4. Step 4: Simplify right side
    1,836.67x = 1,239,782.05
  5. Step 5: Solve for x
    x = 1,239,782.05/1,836.67
  6. Step 6: Final answer
    x = 675.02

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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.