Home / 4,751.06-7,126.59-1,975.85

Finding the Fourth Proportional to 4,751.06, 7,126.59 and 1,975.85

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Solution

The fourth proportional to 4,751.06, 7,126.59 and 1,975.85 is: 2,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.06 : 7,126.59 = 1,975.85 : x
  2. Step 2: Convert to fraction form
    4,751.06/7,126.59 = 1,975.85/x
  3. Step 3: Cross multiply
    4,751.06x = 7,126.59 × 1,975.85
  4. Step 4: Simplify right side
    4,751.06x = 14,081,072.85
  5. Step 5: Solve for x
    x = 14,081,072.85/4,751.06
  6. Step 6: Final answer
    x = 2,963.78

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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.