Home / 6,456.86-9,684.94-2,073.97

Finding the Fourth Proportional to 6,456.86, 9,684.94 and 2,073.97

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Solution

The fourth proportional to 6,456.86, 9,684.94 and 2,073.97 is: 3,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.86 : 9,684.94 = 2,073.97 : x
  2. Step 2: Convert to fraction form
    6,456.86/9,684.94 = 2,073.97/x
  3. Step 3: Cross multiply
    6,456.86x = 9,684.94 × 2,073.97
  4. Step 4: Simplify right side
    6,456.86x = 20,086,291.65
  5. Step 5: Solve for x
    x = 20,086,291.65/6,456.86
  6. Step 6: Final answer
    x = 3,110.85

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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.