Home / 2,098.28-2,896.62-1,313.48

Finding the Fourth Proportional to 2,098.28, 2,896.62 and 1,313.48

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Solution

The fourth proportional to 2,098.28, 2,896.62 and 1,313.48 is: 1,813.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.28 : 2,896.62 = 1,313.48 : x
  2. Step 2: Convert to fraction form
    2,098.28/2,896.62 = 1,313.48/x
  3. Step 3: Cross multiply
    2,098.28x = 2,896.62 × 1,313.48
  4. Step 4: Simplify right side
    2,098.28x = 3,804,652.44
  5. Step 5: Solve for x
    x = 3,804,652.44/2,098.28
  6. Step 6: Final answer
    x = 1,813.22

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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.