Home / 3,516.16-4,852.56-2,172.10

Finding the Fourth Proportional to 3,516.16, 4,852.56 and 2,172.10

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Solution

The fourth proportional to 3,516.16, 4,852.56 and 2,172.10 is: 2,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.16 : 4,852.56 = 2,172.10 : x
  2. Step 2: Convert to fraction form
    3,516.16/4,852.56 = 2,172.10/x
  3. Step 3: Cross multiply
    3,516.16x = 4,852.56 × 2,172.10
  4. Step 4: Simplify right side
    3,516.16x = 10,540,245.58
  5. Step 5: Solve for x
    x = 10,540,245.58/3,516.16
  6. Step 6: Final answer
    x = 2,997.66

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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.