Home / 3,448.28-4,758.26-2,012.70

Finding the Fourth Proportional to 3,448.28, 4,758.26 and 2,012.70

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Solution

The fourth proportional to 3,448.28, 4,758.26 and 2,012.70 is: 2,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.28 : 4,758.26 = 2,012.70 : x
  2. Step 2: Convert to fraction form
    3,448.28/4,758.26 = 2,012.70/x
  3. Step 3: Cross multiply
    3,448.28x = 4,758.26 × 2,012.70
  4. Step 4: Simplify right side
    3,448.28x = 9,576,949.90
  5. Step 5: Solve for x
    x = 9,576,949.90/3,448.28
  6. Step 6: Final answer
    x = 2,777.31

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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.