Home / 11,346.72-17,016.26-4,771.68

Finding the Fourth Proportional to 11,346.72, 17,016.26 and 4,771.68

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Solution

The fourth proportional to 11,346.72, 17,016.26 and 4,771.68 is: 7,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.72 : 17,016.26 = 4,771.68 : x
  2. Step 2: Convert to fraction form
    11,346.72/17,016.26 = 4,771.68/x
  3. Step 3: Cross multiply
    11,346.72x = 17,016.26 × 4,771.68
  4. Step 4: Simplify right side
    11,346.72x = 81,196,147.52
  5. Step 5: Solve for x
    x = 81,196,147.52/11,346.72
  6. Step 6: Final answer
    x = 7,155.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.