Home / 4,986.24-6,880.92-2,862.14

Finding the Fourth Proportional to 4,986.24, 6,880.92 and 2,862.14

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Solution

The fourth proportional to 4,986.24, 6,880.92 and 2,862.14 is: 3,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.24 : 6,880.92 = 2,862.14 : x
  2. Step 2: Convert to fraction form
    4,986.24/6,880.92 = 2,862.14/x
  3. Step 3: Cross multiply
    4,986.24x = 6,880.92 × 2,862.14
  4. Step 4: Simplify right side
    4,986.24x = 19,694,156.37
  5. Step 5: Solve for x
    x = 19,694,156.37/4,986.24
  6. Step 6: Final answer
    x = 3,949.70

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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.