Home / 11,736.40-17,607.36-3,416.60

Finding the Fourth Proportional to 11,736.40, 17,607.36 and 3,416.60

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Solution

The fourth proportional to 11,736.40, 17,607.36 and 3,416.60 is: 5,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736.40 : 17,607.36 = 3,416.60 : x
  2. Step 2: Convert to fraction form
    11,736.40/17,607.36 = 3,416.60/x
  3. Step 3: Cross multiply
    11,736.40x = 17,607.36 × 3,416.60
  4. Step 4: Simplify right side
    11,736.40x = 60,157,306.18
  5. Step 5: Solve for x
    x = 60,157,306.18/11,736.40
  6. Step 6: Final answer
    x = 5,125.70

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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.