Home / 11,541.78-17,316.79-3,750.62

Finding the Fourth Proportional to 11,541.78, 17,316.79 and 3,750.62

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Solution

The fourth proportional to 11,541.78, 17,316.79 and 3,750.62 is: 5,627.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.78 : 17,316.79 = 3,750.62 : x
  2. Step 2: Convert to fraction form
    11,541.78/17,316.79 = 3,750.62/x
  3. Step 3: Cross multiply
    11,541.78x = 17,316.79 × 3,750.62
  4. Step 4: Simplify right side
    11,541.78x = 64,948,698.91
  5. Step 5: Solve for x
    x = 64,948,698.91/11,541.78
  6. Step 6: Final answer
    x = 5,627.27

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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.