Home / 11,137.33-15,369.51-6,101.87

Finding the Fourth Proportional to 11,137.33, 15,369.51 and 6,101.87

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Solution

The fourth proportional to 11,137.33, 15,369.51 and 6,101.87 is: 8,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.33 : 15,369.51 = 6,101.87 : x
  2. Step 2: Convert to fraction form
    11,137.33/15,369.51 = 6,101.87/x
  3. Step 3: Cross multiply
    11,137.33x = 15,369.51 × 6,101.87
  4. Step 4: Simplify right side
    11,137.33x = 93,782,698.02
  5. Step 5: Solve for x
    x = 93,782,698.02/11,137.33
  6. Step 6: Final answer
    x = 8,420.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.