Home / 5,262-7,261.14-3,137.37

Finding the Fourth Proportional to 5,262, 7,261.14 and 3,137.37

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Solution

The fourth proportional to 5,262, 7,261.14 and 3,137.37 is: 4,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262 : 7,261.14 = 3,137.37 : x
  2. Step 2: Convert to fraction form
    5,262/7,261.14 = 3,137.37/x
  3. Step 3: Cross multiply
    5,262x = 7,261.14 × 3,137.37
  4. Step 4: Simplify right side
    5,262x = 22,780,882.80
  5. Step 5: Solve for x
    x = 22,780,882.80/5,262
  6. Step 6: Final answer
    x = 4,329.32

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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.