Home / 2,676.93-4,009.79-1,698.18

Finding the Fourth Proportional to 2,676.93, 4,009.79 and 1,698.18

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Solution

The fourth proportional to 2,676.93, 4,009.79 and 1,698.18 is: 2,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.93 : 4,009.79 = 1,698.18 : x
  2. Step 2: Convert to fraction form
    2,676.93/4,009.79 = 1,698.18/x
  3. Step 3: Cross multiply
    2,676.93x = 4,009.79 × 1,698.18
  4. Step 4: Simplify right side
    2,676.93x = 6,809,349.43
  5. Step 5: Solve for x
    x = 6,809,349.43/2,676.93
  6. Step 6: Final answer
    x = 2,543.72

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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.