Home / 2,065.24-2,849.79-1,180.99

Finding the Fourth Proportional to 2,065.24, 2,849.79 and 1,180.99

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Solution

The fourth proportional to 2,065.24, 2,849.79 and 1,180.99 is: 1,629.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.24 : 2,849.79 = 1,180.99 : x
  2. Step 2: Convert to fraction form
    2,065.24/2,849.79 = 1,180.99/x
  3. Step 3: Cross multiply
    2,065.24x = 2,849.79 × 1,180.99
  4. Step 4: Simplify right side
    2,065.24x = 3,365,573.49
  5. Step 5: Solve for x
    x = 3,365,573.49/2,065.24
  6. Step 6: Final answer
    x = 1,629.63

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1.5x scale

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.