Home / 9,285.42-13,930.14-3,738.94

Finding the Fourth Proportional to 9,285.42, 13,930.14 and 3,738.94

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Solution

The fourth proportional to 9,285.42, 13,930.14 and 3,738.94 is: 5,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.42 : 13,930.14 = 3,738.94 : x
  2. Step 2: Convert to fraction form
    9,285.42/13,930.14 = 3,738.94/x
  3. Step 3: Cross multiply
    9,285.42x = 13,930.14 × 3,738.94
  4. Step 4: Simplify right side
    9,285.42x = 52,083,957.65
  5. Step 5: Solve for x
    x = 52,083,957.65/9,285.42
  6. Step 6: Final answer
    x = 5,609.22

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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.