Home / 3,416.73-5,125.58-1,661.83

Finding the Fourth Proportional to 3,416.73, 5,125.58 and 1,661.83

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Solution

The fourth proportional to 3,416.73, 5,125.58 and 1,661.83 is: 2,492.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.73 : 5,125.58 = 1,661.83 : x
  2. Step 2: Convert to fraction form
    3,416.73/5,125.58 = 1,661.83/x
  3. Step 3: Cross multiply
    3,416.73x = 5,125.58 × 1,661.83
  4. Step 4: Simplify right side
    3,416.73x = 8,517,842.61
  5. Step 5: Solve for x
    x = 8,517,842.61/3,416.73
  6. Step 6: Final answer
    x = 2,492.98

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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.