Home / 11,681.69-17,522.44-2,916.54

Finding the Fourth Proportional to 11,681.69, 17,522.44 and 2,916.54

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Solution

The fourth proportional to 11,681.69, 17,522.44 and 2,916.54 is: 4,374.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681.69 : 17,522.44 = 2,916.54 : x
  2. Step 2: Convert to fraction form
    11,681.69/17,522.44 = 2,916.54/x
  3. Step 3: Cross multiply
    11,681.69x = 17,522.44 × 2,916.54
  4. Step 4: Simplify right side
    11,681.69x = 51,104,889.87
  5. Step 5: Solve for x
    x = 51,104,889.87/11,681.69
  6. Step 6: Final answer
    x = 4,374.79

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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.