Home / 3,278.60-4,524.41-1,786.53

Finding the Fourth Proportional to 3,278.60, 4,524.41 and 1,786.53

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Solution

The fourth proportional to 3,278.60, 4,524.41 and 1,786.53 is: 2,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.60 : 4,524.41 = 1,786.53 : x
  2. Step 2: Convert to fraction form
    3,278.60/4,524.41 = 1,786.53/x
  3. Step 3: Cross multiply
    3,278.60x = 4,524.41 × 1,786.53
  4. Step 4: Simplify right side
    3,278.60x = 8,082,962.64
  5. Step 5: Solve for x
    x = 8,082,962.64/3,278.60
  6. Step 6: Final answer
    x = 2,465.37

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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.