Home / 6,406.23-9,609.30-2,982.60

Finding the Fourth Proportional to 6,406.23, 9,609.30 and 2,982.60

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Solution

The fourth proportional to 6,406.23, 9,609.30 and 2,982.60 is: 4,473.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.23 : 9,609.30 = 2,982.60 : x
  2. Step 2: Convert to fraction form
    6,406.23/9,609.30 = 2,982.60/x
  3. Step 3: Cross multiply
    6,406.23x = 9,609.30 × 2,982.60
  4. Step 4: Simplify right side
    6,406.23x = 28,660,698.18
  5. Step 5: Solve for x
    x = 28,660,698.18/6,406.23
  6. Step 6: Final answer
    x = 4,473.88

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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.