Home / 1,896.50-2,843.30-1,029.62

Finding the Fourth Proportional to 1,896.50, 2,843.30 and 1,029.62

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Solution

The fourth proportional to 1,896.50, 2,843.30 and 1,029.62 is: 1,543.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.50 : 2,843.30 = 1,029.62 : x
  2. Step 2: Convert to fraction form
    1,896.50/2,843.30 = 1,029.62/x
  3. Step 3: Cross multiply
    1,896.50x = 2,843.30 × 1,029.62
  4. Step 4: Simplify right side
    1,896.50x = 2,927,518.55
  5. Step 5: Solve for x
    x = 2,927,518.55/1,896.50
  6. Step 6: Final answer
    x = 1,543.64

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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.