Home / 2,717.65-4,077.45-1,676.44

Finding the Fourth Proportional to 2,717.65, 4,077.45 and 1,676.44

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Solution

The fourth proportional to 2,717.65, 4,077.45 and 1,676.44 is: 2,515.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.65 : 4,077.45 = 1,676.44 : x
  2. Step 2: Convert to fraction form
    2,717.65/4,077.45 = 1,676.44/x
  3. Step 3: Cross multiply
    2,717.65x = 4,077.45 × 1,676.44
  4. Step 4: Simplify right side
    2,717.65x = 6,835,619.09
  5. Step 5: Solve for x
    x = 6,835,619.09/2,717.65
  6. Step 6: Final answer
    x = 2,515.27

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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.