Home / 7,884.23-11,834.54-5,806.58

Finding the Fourth Proportional to 7,884.23, 11,834.54 and 5,806.58

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Solution

The fourth proportional to 7,884.23, 11,834.54 and 5,806.58 is: 8,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.23 : 11,834.54 = 5,806.58 : x
  2. Step 2: Convert to fraction form
    7,884.23/11,834.54 = 5,806.58/x
  3. Step 3: Cross multiply
    7,884.23x = 11,834.54 × 5,806.58
  4. Step 4: Simplify right side
    7,884.23x = 68,718,213.88
  5. Step 5: Solve for x
    x = 68,718,213.88/7,884.23
  6. Step 6: Final answer
    x = 8,715.91

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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.