Home / 7,935.83-11,890.34-4,806.39

Finding the Fourth Proportional to 7,935.83, 11,890.34 and 4,806.39

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Solution

The fourth proportional to 7,935.83, 11,890.34 and 4,806.39 is: 7,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.83 : 11,890.34 = 4,806.39 : x
  2. Step 2: Convert to fraction form
    7,935.83/11,890.34 = 4,806.39/x
  3. Step 3: Cross multiply
    7,935.83x = 11,890.34 × 4,806.39
  4. Step 4: Simplify right side
    7,935.83x = 57,149,653.01
  5. Step 5: Solve for x
    x = 57,149,653.01/7,935.83
  6. Step 6: Final answer
    x = 7,201.47

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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.