Home / 6,416.97-9,621.81-2,519.25

Finding the Fourth Proportional to 6,416.97, 9,621.81 and 2,519.25

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Solution

The fourth proportional to 6,416.97, 9,621.81 and 2,519.25 is: 3,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.97 : 9,621.81 = 2,519.25 : x
  2. Step 2: Convert to fraction form
    6,416.97/9,621.81 = 2,519.25/x
  3. Step 3: Cross multiply
    6,416.97x = 9,621.81 × 2,519.25
  4. Step 4: Simplify right side
    6,416.97x = 24,239,744.84
  5. Step 5: Solve for x
    x = 24,239,744.84/6,416.97
  6. Step 6: Final answer
    x = 3,777.44

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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.