Home / 1,519.02-2,096.29-855.89

Finding the Fourth Proportional to 1,519.02, 2,096.29 and 855.89

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Solution

The fourth proportional to 1,519.02, 2,096.29 and 855.89 is: 1,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.02 : 2,096.29 = 855.89 : x
  2. Step 2: Convert to fraction form
    1,519.02/2,096.29 = 855.89/x
  3. Step 3: Cross multiply
    1,519.02x = 2,096.29 × 855.89
  4. Step 4: Simplify right side
    1,519.02x = 1,794,196.75
  5. Step 5: Solve for x
    x = 1,794,196.75/1,519.02
  6. Step 6: Final answer
    x = 1,181.15

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