Home / 11,670.48-17,505.34-6,724.80

Finding the Fourth Proportional to 11,670.48, 17,505.34 and 6,724.80

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Solution

The fourth proportional to 11,670.48, 17,505.34 and 6,724.80 is: 10,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.48 : 17,505.34 = 6,724.80 : x
  2. Step 2: Convert to fraction form
    11,670.48/17,505.34 = 6,724.80/x
  3. Step 3: Cross multiply
    11,670.48x = 17,505.34 × 6,724.80
  4. Step 4: Simplify right side
    11,670.48x = 117,719,910.43
  5. Step 5: Solve for x
    x = 117,719,910.43/11,670.48
  6. Step 6: Final answer
    x = 10,086.98

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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.