Home / 6,406.48-9,609.60-2,245.33

Finding the Fourth Proportional to 6,406.48, 9,609.60 and 2,245.33

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Solution

The fourth proportional to 6,406.48, 9,609.60 and 2,245.33 is: 3,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.48 : 9,609.60 = 2,245.33 : x
  2. Step 2: Convert to fraction form
    6,406.48/9,609.60 = 2,245.33/x
  3. Step 3: Cross multiply
    6,406.48x = 9,609.60 × 2,245.33
  4. Step 4: Simplify right side
    6,406.48x = 21,576,723.17
  5. Step 5: Solve for x
    x = 21,576,723.17/6,406.48
  6. Step 6: Final answer
    x = 3,367.95

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1.5x scale

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.