Home / 5,926.96-8,179.32-3,689.80

Finding the Fourth Proportional to 5,926.96, 8,179.32 and 3,689.80

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Solution

The fourth proportional to 5,926.96, 8,179.32 and 3,689.80 is: 5,092.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.96 : 8,179.32 = 3,689.80 : x
  2. Step 2: Convert to fraction form
    5,926.96/8,179.32 = 3,689.80/x
  3. Step 3: Cross multiply
    5,926.96x = 8,179.32 × 3,689.80
  4. Step 4: Simplify right side
    5,926.96x = 30,180,054.94
  5. Step 5: Solve for x
    x = 30,180,054.94/5,926.96
  6. Step 6: Final answer
    x = 5,092.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.