Home / 6,876.44-10,315.06-1,945.67

Finding the Fourth Proportional to 6,876.44, 10,315.06 and 1,945.67

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Solution

The fourth proportional to 6,876.44, 10,315.06 and 1,945.67 is: 2,918.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.44 : 10,315.06 = 1,945.67 : x
  2. Step 2: Convert to fraction form
    6,876.44/10,315.06 = 1,945.67/x
  3. Step 3: Cross multiply
    6,876.44x = 10,315.06 × 1,945.67
  4. Step 4: Simplify right side
    6,876.44x = 20,069,646.35
  5. Step 5: Solve for x
    x = 20,069,646.35/6,876.44
  6. Step 6: Final answer
    x = 2,918.61

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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.