Home / 2,795.56-3,857.70-1,676.59

Finding the Fourth Proportional to 2,795.56, 3,857.70 and 1,676.59

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Solution

The fourth proportional to 2,795.56, 3,857.70 and 1,676.59 is: 2,313.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.56 : 3,857.70 = 1,676.59 : x
  2. Step 2: Convert to fraction form
    2,795.56/3,857.70 = 1,676.59/x
  3. Step 3: Cross multiply
    2,795.56x = 3,857.70 × 1,676.59
  4. Step 4: Simplify right side
    2,795.56x = 6,467,781.24
  5. Step 5: Solve for x
    x = 6,467,781.24/2,795.56
  6. Step 6: Final answer
    x = 2,313.59

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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.