Home / 1,896.14-2,838.96-1,432.52

Finding the Fourth Proportional to 1,896.14, 2,838.96 and 1,432.52

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Solution

The fourth proportional to 1,896.14, 2,838.96 and 1,432.52 is: 2,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.14 : 2,838.96 = 1,432.52 : x
  2. Step 2: Convert to fraction form
    1,896.14/2,838.96 = 1,432.52/x
  3. Step 3: Cross multiply
    1,896.14x = 2,838.96 × 1,432.52
  4. Step 4: Simplify right side
    1,896.14x = 4,066,866.98
  5. Step 5: Solve for x
    x = 4,066,866.98/1,896.14
  6. Step 6: Final answer
    x = 2,144.81

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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.