Home / 4,751.91-7,120.91-2,675.96

Finding the Fourth Proportional to 4,751.91, 7,120.91 and 2,675.96

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Solution

The fourth proportional to 4,751.91, 7,120.91 and 2,675.96 is: 4,010.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.91 : 7,120.91 = 2,675.96 : x
  2. Step 2: Convert to fraction form
    4,751.91/7,120.91 = 2,675.96/x
  3. Step 3: Cross multiply
    4,751.91x = 7,120.91 × 2,675.96
  4. Step 4: Simplify right side
    4,751.91x = 19,055,256.94
  5. Step 5: Solve for x
    x = 19,055,256.94/4,751.91
  6. Step 6: Final answer
    x = 4,010.02

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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.