Home / 6,481-9,724.38-3,021.16

Finding the Fourth Proportional to 6,481, 9,724.38 and 3,021.16

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Solution

The fourth proportional to 6,481, 9,724.38 and 3,021.16 is: 4,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481 : 9,724.38 = 3,021.16 : x
  2. Step 2: Convert to fraction form
    6,481/9,724.38 = 3,021.16/x
  3. Step 3: Cross multiply
    6,481x = 9,724.38 × 3,021.16
  4. Step 4: Simplify right side
    6,481x = 29,378,907.88
  5. Step 5: Solve for x
    x = 29,378,907.88/6,481
  6. Step 6: Final answer
    x = 4,533.08

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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.