Home / 2,720.53-4,046.25-2,668.26

Finding the Fourth Proportional to 2,720.53, 4,046.25 and 2,668.26

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Solution

The fourth proportional to 2,720.53, 4,046.25 and 2,668.26 is: 3,968.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.53 : 4,046.25 = 2,668.26 : x
  2. Step 2: Convert to fraction form
    2,720.53/4,046.25 = 2,668.26/x
  3. Step 3: Cross multiply
    2,720.53x = 4,046.25 × 2,668.26
  4. Step 4: Simplify right side
    2,720.53x = 10,796,447.03
  5. Step 5: Solve for x
    x = 10,796,447.03/2,720.53
  6. Step 6: Final answer
    x = 3,968.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.