Home / 10,975.67-16,465.26-3,579.56

Finding the Fourth Proportional to 10,975.67, 16,465.26 and 3,579.56

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Solution

The fourth proportional to 10,975.67, 16,465.26 and 3,579.56 is: 5,369.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.67 : 16,465.26 = 3,579.56 : x
  2. Step 2: Convert to fraction form
    10,975.67/16,465.26 = 3,579.56/x
  3. Step 3: Cross multiply
    10,975.67x = 16,465.26 × 3,579.56
  4. Step 4: Simplify right side
    10,975.67x = 58,938,386.09
  5. Step 5: Solve for x
    x = 58,938,386.09/10,975.67
  6. Step 6: Final answer
    x = 5,369.91

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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.