Home / 2,416.88-3,619.01-1,318.97

Finding the Fourth Proportional to 2,416.88, 3,619.01 and 1,318.97

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Solution

The fourth proportional to 2,416.88, 3,619.01 and 1,318.97 is: 1,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.88 : 3,619.01 = 1,318.97 : x
  2. Step 2: Convert to fraction form
    2,416.88/3,619.01 = 1,318.97/x
  3. Step 3: Cross multiply
    2,416.88x = 3,619.01 × 1,318.97
  4. Step 4: Simplify right side
    2,416.88x = 4,773,365.62
  5. Step 5: Solve for x
    x = 4,773,365.62/2,416.88
  6. Step 6: Final answer
    x = 1,975.01

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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.