Home / 11,673.26-16,109-6,368.30

Finding the Fourth Proportional to 11,673.26, 16,109 and 6,368.30

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Solution

The fourth proportional to 11,673.26, 16,109 and 6,368.30 is: 8,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,673.26 : 16,109 = 6,368.30 : x
  2. Step 2: Convert to fraction form
    11,673.26/16,109 = 6,368.30/x
  3. Step 3: Cross multiply
    11,673.26x = 16,109 × 6,368.30
  4. Step 4: Simplify right side
    11,673.26x = 102,586,944.70
  5. Step 5: Solve for x
    x = 102,586,944.70/11,673.26
  6. Step 6: Final answer
    x = 8,788.20

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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.