Home / 11,416.00-15,764.10-7,174.41

Finding the Fourth Proportional to 11,416.00, 15,764.10 and 7,174.41

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Solution

The fourth proportional to 11,416.00, 15,764.10 and 7,174.41 is: 9,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.00 : 15,764.10 = 7,174.41 : x
  2. Step 2: Convert to fraction form
    11,416.00/15,764.10 = 7,174.41/x
  3. Step 3: Cross multiply
    11,416.00x = 15,764.10 × 7,174.41
  4. Step 4: Simplify right side
    11,416.00x = 113,098,059.33
  5. Step 5: Solve for x
    x = 113,098,059.33/11,416.00
  6. Step 6: Final answer
    x = 9,906.98

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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.