Home / 1,896.25-2,617.10-1,813.23

Finding the Fourth Proportional to 1,896.25, 2,617.10 and 1,813.23

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Solution

The fourth proportional to 1,896.25, 2,617.10 and 1,813.23 is: 2,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.25 : 2,617.10 = 1,813.23 : x
  2. Step 2: Convert to fraction form
    1,896.25/2,617.10 = 1,813.23/x
  3. Step 3: Cross multiply
    1,896.25x = 2,617.10 × 1,813.23
  4. Step 4: Simplify right side
    1,896.25x = 4,745,404.23
  5. Step 5: Solve for x
    x = 4,745,404.23/1,896.25
  6. Step 6: Final answer
    x = 2,502.52

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1.5x scale

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.