Home / 5,137.25-7,091.17-3,013.46

Finding the Fourth Proportional to 5,137.25, 7,091.17 and 3,013.46

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Solution

The fourth proportional to 5,137.25, 7,091.17 and 3,013.46 is: 4,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.25 : 7,091.17 = 3,013.46 : x
  2. Step 2: Convert to fraction form
    5,137.25/7,091.17 = 3,013.46/x
  3. Step 3: Cross multiply
    5,137.25x = 7,091.17 × 3,013.46
  4. Step 4: Simplify right side
    5,137.25x = 21,368,914.16
  5. Step 5: Solve for x
    x = 21,368,914.16/5,137.25
  6. Step 6: Final answer
    x = 4,159.60

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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.