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Finding the Fourth Proportional to 10,674.99, 16,012.49 and 3,282.32

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Solution

The fourth proportional to 10,674.99, 16,012.49 and 3,282.32 is: 4,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,674.99 : 16,012.49 = 3,282.32 : x
  2. Step 2: Convert to fraction form
    10,674.99/16,012.49 = 3,282.32/x
  3. Step 3: Cross multiply
    10,674.99x = 16,012.49 × 3,282.32
  4. Step 4: Simplify right side
    10,674.99x = 52,558,139.80
  5. Step 5: Solve for x
    x = 52,558,139.80/10,674.99
  6. Step 6: Final answer
    x = 4,923.48

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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.