Home / 11,673.11-16,107.56-6,636.33

Finding the Fourth Proportional to 11,673.11, 16,107.56 and 6,636.33

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Solution

The fourth proportional to 11,673.11, 16,107.56 and 6,636.33 is: 9,157.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,673.11 : 16,107.56 = 6,636.33 : x
  2. Step 2: Convert to fraction form
    11,673.11/16,107.56 = 6,636.33/x
  3. Step 3: Cross multiply
    11,673.11x = 16,107.56 × 6,636.33
  4. Step 4: Simplify right side
    11,673.11x = 106,895,075.36
  5. Step 5: Solve for x
    x = 106,895,075.36/11,673.11
  6. Step 6: Final answer
    x = 9,157.38

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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.