Home / 2,099.14-2,896.69-1,214.88

Finding the Fourth Proportional to 2,099.14, 2,896.69 and 1,214.88

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Solution

The fourth proportional to 2,099.14, 2,896.69 and 1,214.88 is: 1,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099.14 : 2,896.69 = 1,214.88 : x
  2. Step 2: Convert to fraction form
    2,099.14/2,896.69 = 1,214.88/x
  3. Step 3: Cross multiply
    2,099.14x = 2,896.69 × 1,214.88
  4. Step 4: Simplify right side
    2,099.14x = 3,519,130.75
  5. Step 5: Solve for x
    x = 3,519,130.75/2,099.14
  6. Step 6: Final answer
    x = 1,676.46

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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.