Home / 2,795.98-3,858.76-1,617

Finding the Fourth Proportional to 2,795.98, 3,858.76 and 1,617

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Solution

The fourth proportional to 2,795.98, 3,858.76 and 1,617 is: 2,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.98 : 3,858.76 = 1,617 : x
  2. Step 2: Convert to fraction form
    2,795.98/3,858.76 = 1,617/x
  3. Step 3: Cross multiply
    2,795.98x = 3,858.76 × 1,617
  4. Step 4: Simplify right side
    2,795.98x = 6,239,614.92
  5. Step 5: Solve for x
    x = 6,239,614.92/2,795.98
  6. Step 6: Final answer
    x = 2,231.64

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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.