Home / 6,916.28-10,379.97-3,631.32

Finding the Fourth Proportional to 6,916.28, 10,379.97 and 3,631.32

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Solution

The fourth proportional to 6,916.28, 10,379.97 and 3,631.32 is: 5,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.28 : 10,379.97 = 3,631.32 : x
  2. Step 2: Convert to fraction form
    6,916.28/10,379.97 = 3,631.32/x
  3. Step 3: Cross multiply
    6,916.28x = 10,379.97 × 3,631.32
  4. Step 4: Simplify right side
    6,916.28x = 37,692,992.66
  5. Step 5: Solve for x
    x = 37,692,992.66/6,916.28
  6. Step 6: Final answer
    x = 5,449.90

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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.