Home / 1,955.08-2,699.76-1,819

Finding the Fourth Proportional to 1,955.08, 2,699.76 and 1,819

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Solution

The fourth proportional to 1,955.08, 2,699.76 and 1,819 is: 2,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.08 : 2,699.76 = 1,819 : x
  2. Step 2: Convert to fraction form
    1,955.08/2,699.76 = 1,819/x
  3. Step 3: Cross multiply
    1,955.08x = 2,699.76 × 1,819
  4. Step 4: Simplify right side
    1,955.08x = 4,910,863.44
  5. Step 5: Solve for x
    x = 4,910,863.44/1,955.08
  6. Step 6: Final answer
    x = 2,511.85

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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.