Home / 5,196.44-7,171.60-3,072.66

Finding the Fourth Proportional to 5,196.44, 7,171.60 and 3,072.66

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Solution

The fourth proportional to 5,196.44, 7,171.60 and 3,072.66 is: 4,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,196.44 : 7,171.60 = 3,072.66 : x
  2. Step 2: Convert to fraction form
    5,196.44/7,171.60 = 3,072.66/x
  3. Step 3: Cross multiply
    5,196.44x = 7,171.60 × 3,072.66
  4. Step 4: Simplify right side
    5,196.44x = 22,035,888.46
  5. Step 5: Solve for x
    x = 22,035,888.46/5,196.44
  6. Step 6: Final answer
    x = 4,240.57

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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.