Home / 11,670.39-16,105.23-6,365.16

Finding the Fourth Proportional to 11,670.39, 16,105.23 and 6,365.16

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Solution

The fourth proportional to 11,670.39, 16,105.23 and 6,365.16 is: 8,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.39 : 16,105.23 = 6,365.16 : x
  2. Step 2: Convert to fraction form
    11,670.39/16,105.23 = 6,365.16/x
  3. Step 3: Cross multiply
    11,670.39x = 16,105.23 × 6,365.16
  4. Step 4: Simplify right side
    11,670.39x = 102,512,365.79
  5. Step 5: Solve for x
    x = 102,512,365.79/11,670.39
  6. Step 6: Final answer
    x = 8,783.97

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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.