Home / 4,161.06-5,742.29-2,272.59

Finding the Fourth Proportional to 4,161.06, 5,742.29 and 2,272.59

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Solution

The fourth proportional to 4,161.06, 5,742.29 and 2,272.59 is: 3,136.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.06 : 5,742.29 = 2,272.59 : x
  2. Step 2: Convert to fraction form
    4,161.06/5,742.29 = 2,272.59/x
  3. Step 3: Cross multiply
    4,161.06x = 5,742.29 × 2,272.59
  4. Step 4: Simplify right side
    4,161.06x = 13,049,859.47
  5. Step 5: Solve for x
    x = 13,049,859.47/4,161.06
  6. Step 6: Final answer
    x = 3,136.19

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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.