Home / 10,727.84-16,085.92-3,329.12

Finding the Fourth Proportional to 10,727.84, 16,085.92 and 3,329.12

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Solution

The fourth proportional to 10,727.84, 16,085.92 and 3,329.12 is: 4,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.84 : 16,085.92 = 3,329.12 : x
  2. Step 2: Convert to fraction form
    10,727.84/16,085.92 = 3,329.12/x
  3. Step 3: Cross multiply
    10,727.84x = 16,085.92 × 3,329.12
  4. Step 4: Simplify right side
    10,727.84x = 53,551,957.99
  5. Step 5: Solve for x
    x = 53,551,957.99/10,727.84
  6. Step 6: Final answer
    x = 4,991.87

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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.