Home / 11,771.24-16,244.69-6,735.47

Finding the Fourth Proportional to 11,771.24, 16,244.69 and 6,735.47

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Solution

The fourth proportional to 11,771.24, 16,244.69 and 6,735.47 is: 9,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.24 : 16,244.69 = 6,735.47 : x
  2. Step 2: Convert to fraction form
    11,771.24/16,244.69 = 6,735.47/x
  3. Step 3: Cross multiply
    11,771.24x = 16,244.69 × 6,735.47
  4. Step 4: Simplify right side
    11,771.24x = 109,415,507.25
  5. Step 5: Solve for x
    x = 109,415,507.25/11,771.24
  6. Step 6: Final answer
    x = 9,295.16

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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.