Home / 4,935.96-6,808.50-3,169.80

Finding the Fourth Proportional to 4,935.96, 6,808.50 and 3,169.80

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Solution

The fourth proportional to 4,935.96, 6,808.50 and 3,169.80 is: 4,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.96 : 6,808.50 = 3,169.80 : x
  2. Step 2: Convert to fraction form
    4,935.96/6,808.50 = 3,169.80/x
  3. Step 3: Cross multiply
    4,935.96x = 6,808.50 × 3,169.80
  4. Step 4: Simplify right side
    4,935.96x = 21,581,583.30
  5. Step 5: Solve for x
    x = 21,581,583.30/4,935.96
  6. Step 6: Final answer
    x = 4,372.32

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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.