Home / 9,205.65-13,812.57-3,360.89

Finding the Fourth Proportional to 9,205.65, 13,812.57 and 3,360.89

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Solution

The fourth proportional to 9,205.65, 13,812.57 and 3,360.89 is: 5,042.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.65 : 13,812.57 = 3,360.89 : x
  2. Step 2: Convert to fraction form
    9,205.65/13,812.57 = 3,360.89/x
  3. Step 3: Cross multiply
    9,205.65x = 13,812.57 × 3,360.89
  4. Step 4: Simplify right side
    9,205.65x = 46,422,528.39
  5. Step 5: Solve for x
    x = 46,422,528.39/9,205.65
  6. Step 6: Final answer
    x = 5,042.83

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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.