Home / 4,969.24-6,860.78-3,082.84

Finding the Fourth Proportional to 4,969.24, 6,860.78 and 3,082.84

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Solution

The fourth proportional to 4,969.24, 6,860.78 and 3,082.84 is: 4,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.24 : 6,860.78 = 3,082.84 : x
  2. Step 2: Convert to fraction form
    4,969.24/6,860.78 = 3,082.84/x
  3. Step 3: Cross multiply
    4,969.24x = 6,860.78 × 3,082.84
  4. Step 4: Simplify right side
    4,969.24x = 21,150,687.02
  5. Step 5: Solve for x
    x = 21,150,687.02/4,969.24
  6. Step 6: Final answer
    x = 4,256.32

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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.