Home / 6,751.37-10,126.33-1,821.51

Finding the Fourth Proportional to 6,751.37, 10,126.33 and 1,821.51

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Solution

The fourth proportional to 6,751.37, 10,126.33 and 1,821.51 is: 2,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.37 : 10,126.33 = 1,821.51 : x
  2. Step 2: Convert to fraction form
    6,751.37/10,126.33 = 1,821.51/x
  3. Step 3: Cross multiply
    6,751.37x = 10,126.33 × 1,821.51
  4. Step 4: Simplify right side
    6,751.37x = 18,445,211.36
  5. Step 5: Solve for x
    x = 18,445,211.36/6,751.37
  6. Step 6: Final answer
    x = 2,732.07

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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.