Home / 1,896.28-2,842.45-1,374.99

Finding the Fourth Proportional to 1,896.28, 2,842.45 and 1,374.99

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Solution

The fourth proportional to 1,896.28, 2,842.45 and 1,374.99 is: 2,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.28 : 2,842.45 = 1,374.99 : x
  2. Step 2: Convert to fraction form
    1,896.28/2,842.45 = 1,374.99/x
  3. Step 3: Cross multiply
    1,896.28x = 2,842.45 × 1,374.99
  4. Step 4: Simplify right side
    1,896.28x = 3,908,340.33
  5. Step 5: Solve for x
    x = 3,908,340.33/1,896.28
  6. Step 6: Final answer
    x = 2,061.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.