Home / 11,134.36-16,709.64-8,969.23

Finding the Fourth Proportional to 11,134.36, 16,709.64 and 8,969.23

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Solution

The fourth proportional to 11,134.36, 16,709.64 and 8,969.23 is: 13,460.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.36 : 16,709.64 = 8,969.23 : x
  2. Step 2: Convert to fraction form
    11,134.36/16,709.64 = 8,969.23/x
  3. Step 3: Cross multiply
    11,134.36x = 16,709.64 × 8,969.23
  4. Step 4: Simplify right side
    11,134.36x = 149,872,604.38
  5. Step 5: Solve for x
    x = 149,872,604.38/11,134.36
  6. Step 6: Final answer
    x = 13,460.37

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1.5x scale

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.