Home / 2,660.11-3,670.80-1,464.86

Finding the Fourth Proportional to 2,660.11, 3,670.80 and 1,464.86

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Solution

The fourth proportional to 2,660.11, 3,670.80 and 1,464.86 is: 2,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.11 : 3,670.80 = 1,464.86 : x
  2. Step 2: Convert to fraction form
    2,660.11/3,670.80 = 1,464.86/x
  3. Step 3: Cross multiply
    2,660.11x = 3,670.80 × 1,464.86
  4. Step 4: Simplify right side
    2,660.11x = 5,377,208.09
  5. Step 5: Solve for x
    x = 5,377,208.09/2,660.11
  6. Step 6: Final answer
    x = 2,021.42

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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.