Home / 6,317.88-9,478.91-1,935.37

Finding the Fourth Proportional to 6,317.88, 9,478.91 and 1,935.37

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Solution

The fourth proportional to 6,317.88, 9,478.91 and 1,935.37 is: 2,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.88 : 9,478.91 = 1,935.37 : x
  2. Step 2: Convert to fraction form
    6,317.88/9,478.91 = 1,935.37/x
  3. Step 3: Cross multiply
    6,317.88x = 9,478.91 × 1,935.37
  4. Step 4: Simplify right side
    6,317.88x = 18,345,198.05
  5. Step 5: Solve for x
    x = 18,345,198.05/6,317.88
  6. Step 6: Final answer
    x = 2,903.70

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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.