Home / 1,819.42-2,511.08-1,073.46

Finding the Fourth Proportional to 1,819.42, 2,511.08 and 1,073.46

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Solution

The fourth proportional to 1,819.42, 2,511.08 and 1,073.46 is: 1,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.42 : 2,511.08 = 1,073.46 : x
  2. Step 2: Convert to fraction form
    1,819.42/2,511.08 = 1,073.46/x
  3. Step 3: Cross multiply
    1,819.42x = 2,511.08 × 1,073.46
  4. Step 4: Simplify right side
    1,819.42x = 2,695,543.94
  5. Step 5: Solve for x
    x = 2,695,543.94/1,819.42
  6. Step 6: Final answer
    x = 1,481.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.