Home / 6,403.12-9,604.98-2,020.41

Finding the Fourth Proportional to 6,403.12, 9,604.98 and 2,020.41

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Solution

The fourth proportional to 6,403.12, 9,604.98 and 2,020.41 is: 3,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.12 : 9,604.98 = 2,020.41 : x
  2. Step 2: Convert to fraction form
    6,403.12/9,604.98 = 2,020.41/x
  3. Step 3: Cross multiply
    6,403.12x = 9,604.98 × 2,020.41
  4. Step 4: Simplify right side
    6,403.12x = 19,405,997.64
  5. Step 5: Solve for x
    x = 19,405,997.64/6,403.12
  6. Step 6: Final answer
    x = 3,030.71

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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.