Home / 7,286.04-10,935.60-5,205.96

Finding the Fourth Proportional to 7,286.04, 10,935.60 and 5,205.96

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Solution

The fourth proportional to 7,286.04, 10,935.60 and 5,205.96 is: 7,813.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.04 : 10,935.60 = 5,205.96 : x
  2. Step 2: Convert to fraction form
    7,286.04/10,935.60 = 5,205.96/x
  3. Step 3: Cross multiply
    7,286.04x = 10,935.60 × 5,205.96
  4. Step 4: Simplify right side
    7,286.04x = 56,930,296.18
  5. Step 5: Solve for x
    x = 56,930,296.18/7,286.04
  6. Step 6: Final answer
    x = 7,813.61

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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.