Home / 4,172.16-5,754.26-2,680.23

Finding the Fourth Proportional to 4,172.16, 5,754.26 and 2,680.23

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Solution

The fourth proportional to 4,172.16, 5,754.26 and 2,680.23 is: 3,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.16 : 5,754.26 = 2,680.23 : x
  2. Step 2: Convert to fraction form
    4,172.16/5,754.26 = 2,680.23/x
  3. Step 3: Cross multiply
    4,172.16x = 5,754.26 × 2,680.23
  4. Step 4: Simplify right side
    4,172.16x = 15,422,746.98
  5. Step 5: Solve for x
    x = 15,422,746.98/4,172.16
  6. Step 6: Final answer
    x = 3,696.59

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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.