Home / 2,483.43-3,428.82-1,896.99

Finding the Fourth Proportional to 2,483.43, 3,428.82 and 1,896.99

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Solution

The fourth proportional to 2,483.43, 3,428.82 and 1,896.99 is: 2,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.43 : 3,428.82 = 1,896.99 : x
  2. Step 2: Convert to fraction form
    2,483.43/3,428.82 = 1,896.99/x
  3. Step 3: Cross multiply
    2,483.43x = 3,428.82 × 1,896.99
  4. Step 4: Simplify right side
    2,483.43x = 6,504,437.25
  5. Step 5: Solve for x
    x = 6,504,437.25/2,483.43
  6. Step 6: Final answer
    x = 2,619.13

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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.