Home / 11,861.26-16,368.50-6,556.08

Finding the Fourth Proportional to 11,861.26, 16,368.50 and 6,556.08

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Solution

The fourth proportional to 11,861.26, 16,368.50 and 6,556.08 is: 9,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861.26 : 16,368.50 = 6,556.08 : x
  2. Step 2: Convert to fraction form
    11,861.26/16,368.50 = 6,556.08/x
  3. Step 3: Cross multiply
    11,861.26x = 16,368.50 × 6,556.08
  4. Step 4: Simplify right side
    11,861.26x = 107,313,195.48
  5. Step 5: Solve for x
    x = 107,313,195.48/11,861.26
  6. Step 6: Final answer
    x = 9,047.37

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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.