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Finding the Fourth Proportional to 6,876.03, 10,314.53 and 3,368.97

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Solution

The fourth proportional to 6,876.03, 10,314.53 and 3,368.97 is: 5,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.03 : 10,314.53 = 3,368.97 : x
  2. Step 2: Convert to fraction form
    6,876.03/10,314.53 = 3,368.97/x
  3. Step 3: Cross multiply
    6,876.03x = 10,314.53 × 3,368.97
  4. Step 4: Simplify right side
    6,876.03x = 34,749,325.29
  5. Step 5: Solve for x
    x = 34,749,325.29/6,876.03
  6. Step 6: Final answer
    x = 5,053.69

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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.