Home / 3,298.49-4,551.89-1,786.05

Finding the Fourth Proportional to 3,298.49, 4,551.89 and 1,786.05

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Solution

The fourth proportional to 3,298.49, 4,551.89 and 1,786.05 is: 2,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.49 : 4,551.89 = 1,786.05 : x
  2. Step 2: Convert to fraction form
    3,298.49/4,551.89 = 1,786.05/x
  3. Step 3: Cross multiply
    3,298.49x = 4,551.89 × 1,786.05
  4. Step 4: Simplify right side
    3,298.49x = 8,129,880.02
  5. Step 5: Solve for x
    x = 8,129,880.02/3,298.49
  6. Step 6: Final answer
    x = 2,464.73

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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.