Home / 4,112.36-6,172.70-3,646.82

Finding the Fourth Proportional to 4,112.36, 6,172.70 and 3,646.82

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Solution

The fourth proportional to 4,112.36, 6,172.70 and 3,646.82 is: 5,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.36 : 6,172.70 = 3,646.82 : x
  2. Step 2: Convert to fraction form
    4,112.36/6,172.70 = 3,646.82/x
  3. Step 3: Cross multiply
    4,112.36x = 6,172.70 × 3,646.82
  4. Step 4: Simplify right side
    4,112.36x = 22,510,725.81
  5. Step 5: Solve for x
    x = 22,510,725.81/4,112.36
  6. Step 6: Final answer
    x = 5,473.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.