Home / 4,986.97-6,882.22-2,862.84

Finding the Fourth Proportional to 4,986.97, 6,882.22 and 2,862.84

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Solution

The fourth proportional to 4,986.97, 6,882.22 and 2,862.84 is: 3,950.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.97 : 6,882.22 = 2,862.84 : x
  2. Step 2: Convert to fraction form
    4,986.97/6,882.22 = 2,862.84/x
  3. Step 3: Cross multiply
    4,986.97x = 6,882.22 × 2,862.84
  4. Step 4: Simplify right side
    4,986.97x = 19,702,707.99
  5. Step 5: Solve for x
    x = 19,702,707.99/4,986.97
  6. Step 6: Final answer
    x = 3,950.84

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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.