Home / 2,678.41-4,010.72-1,751.27

Finding the Fourth Proportional to 2,678.41, 4,010.72 and 1,751.27

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Solution

The fourth proportional to 2,678.41, 4,010.72 and 1,751.27 is: 2,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678.41 : 4,010.72 = 1,751.27 : x
  2. Step 2: Convert to fraction form
    2,678.41/4,010.72 = 1,751.27/x
  3. Step 3: Cross multiply
    2,678.41x = 4,010.72 × 1,751.27
  4. Step 4: Simplify right side
    2,678.41x = 7,023,837.94
  5. Step 5: Solve for x
    x = 7,023,837.94/2,678.41
  6. Step 6: Final answer
    x = 2,622.39

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1.5x scale

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.