Home / 3,724.65-5,585.59-1,091.48

Finding the Fourth Proportional to 3,724.65, 5,585.59 and 1,091.48

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Solution

The fourth proportional to 3,724.65, 5,585.59 and 1,091.48 is: 1,636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.65 : 5,585.59 = 1,091.48 : x
  2. Step 2: Convert to fraction form
    3,724.65/5,585.59 = 1,091.48/x
  3. Step 3: Cross multiply
    3,724.65x = 5,585.59 × 1,091.48
  4. Step 4: Simplify right side
    3,724.65x = 6,096,552.03
  5. Step 5: Solve for x
    x = 6,096,552.03/3,724.65
  6. Step 6: Final answer
    x = 1,636.81

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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.