Home / 2,660.99-3,673.69-2,026.53

Finding the Fourth Proportional to 2,660.99, 3,673.69 and 2,026.53

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Solution

The fourth proportional to 2,660.99, 3,673.69 and 2,026.53 is: 2,797.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.99 : 3,673.69 = 2,026.53 : x
  2. Step 2: Convert to fraction form
    2,660.99/3,673.69 = 2,026.53/x
  3. Step 3: Cross multiply
    2,660.99x = 3,673.69 × 2,026.53
  4. Step 4: Simplify right side
    2,660.99x = 7,444,837.93
  5. Step 5: Solve for x
    x = 7,444,837.93/2,660.99
  6. Step 6: Final answer
    x = 2,797.78

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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.