Home / 11,735.38-16,194.74-6,430.19

Finding the Fourth Proportional to 11,735.38, 16,194.74 and 6,430.19

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Solution

The fourth proportional to 11,735.38, 16,194.74 and 6,430.19 is: 8,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.38 : 16,194.74 = 6,430.19 : x
  2. Step 2: Convert to fraction form
    11,735.38/16,194.74 = 6,430.19/x
  3. Step 3: Cross multiply
    11,735.38x = 16,194.74 × 6,430.19
  4. Step 4: Simplify right side
    11,735.38x = 104,135,142.08
  5. Step 5: Solve for x
    x = 104,135,142.08/11,735.38
  6. Step 6: Final answer
    x = 8,873.61

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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.