Home / 1,893.30-2,834.46-1,581.65

Finding the Fourth Proportional to 1,893.30, 2,834.46 and 1,581.65

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Solution

The fourth proportional to 1,893.30, 2,834.46 and 1,581.65 is: 2,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.30 : 2,834.46 = 1,581.65 : x
  2. Step 2: Convert to fraction form
    1,893.30/2,834.46 = 1,581.65/x
  3. Step 3: Cross multiply
    1,893.30x = 2,834.46 × 1,581.65
  4. Step 4: Simplify right side
    1,893.30x = 4,483,109.49
  5. Step 5: Solve for x
    x = 4,483,109.49/1,893.30
  6. Step 6: Final answer
    x = 2,367.88

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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.