Home / 2,896.19-4,351.20-1,858.23

Finding the Fourth Proportional to 2,896.19, 4,351.20 and 1,858.23

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Solution

The fourth proportional to 2,896.19, 4,351.20 and 1,858.23 is: 2,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.19 : 4,351.20 = 1,858.23 : x
  2. Step 2: Convert to fraction form
    2,896.19/4,351.20 = 1,858.23/x
  3. Step 3: Cross multiply
    2,896.19x = 4,351.20 × 1,858.23
  4. Step 4: Simplify right side
    2,896.19x = 8,085,530.38
  5. Step 5: Solve for x
    x = 8,085,530.38/2,896.19
  6. Step 6: Final answer
    x = 2,791.79

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1.5x scale

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.