Home / 11,083.99-15,283.32-8,256.28

Finding the Fourth Proportional to 11,083.99, 15,283.32 and 8,256.28

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Solution

The fourth proportional to 11,083.99, 15,283.32 and 8,256.28 is: 11,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.99 : 15,283.32 = 8,256.28 : x
  2. Step 2: Convert to fraction form
    11,083.99/15,283.32 = 8,256.28/x
  3. Step 3: Cross multiply
    11,083.99x = 15,283.32 × 8,256.28
  4. Step 4: Simplify right side
    11,083.99x = 126,183,369.25
  5. Step 5: Solve for x
    x = 126,183,369.25/11,083.99
  6. Step 6: Final answer
    x = 11,384.29

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1.5x scale

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.