Home / 6,876.22-10,309.69-3,176.41

Finding the Fourth Proportional to 6,876.22, 10,309.69 and 3,176.41

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Solution

The fourth proportional to 6,876.22, 10,309.69 and 3,176.41 is: 4,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.22 : 10,309.69 = 3,176.41 : x
  2. Step 2: Convert to fraction form
    6,876.22/10,309.69 = 3,176.41/x
  3. Step 3: Cross multiply
    6,876.22x = 10,309.69 × 3,176.41
  4. Step 4: Simplify right side
    6,876.22x = 32,747,802.41
  5. Step 5: Solve for x
    x = 32,747,802.41/6,876.22
  6. Step 6: Final answer
    x = 4,762.47

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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.