Home / 11,700.26-16,145.99-6,665.19

Finding the Fourth Proportional to 11,700.26, 16,145.99 and 6,665.19

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Solution

The fourth proportional to 11,700.26, 16,145.99 and 6,665.19 is: 9,197.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.26 : 16,145.99 = 6,665.19 : x
  2. Step 2: Convert to fraction form
    11,700.26/16,145.99 = 6,665.19/x
  3. Step 3: Cross multiply
    11,700.26x = 16,145.99 × 6,665.19
  4. Step 4: Simplify right side
    11,700.26x = 107,616,057.76
  5. Step 5: Solve for x
    x = 107,616,057.76/11,700.26
  6. Step 6: Final answer
    x = 9,197.75

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Double scale
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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.