Home / 6,529.95-9,796.34-2,147.31

Finding the Fourth Proportional to 6,529.95, 9,796.34 and 2,147.31

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Solution

The fourth proportional to 6,529.95, 9,796.34 and 2,147.31 is: 3,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.95 : 9,796.34 = 2,147.31 : x
  2. Step 2: Convert to fraction form
    6,529.95/9,796.34 = 2,147.31/x
  3. Step 3: Cross multiply
    6,529.95x = 9,796.34 × 2,147.31
  4. Step 4: Simplify right side
    6,529.95x = 21,035,784.21
  5. Step 5: Solve for x
    x = 21,035,784.21/6,529.95
  6. Step 6: Final answer
    x = 3,221.43

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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.