Home / 10,755.99-16,133.94-2,859.30

Finding the Fourth Proportional to 10,755.99, 16,133.94 and 2,859.30

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Solution

The fourth proportional to 10,755.99, 16,133.94 and 2,859.30 is: 4,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.99 : 16,133.94 = 2,859.30 : x
  2. Step 2: Convert to fraction form
    10,755.99/16,133.94 = 2,859.30/x
  3. Step 3: Cross multiply
    10,755.99x = 16,133.94 × 2,859.30
  4. Step 4: Simplify right side
    10,755.99x = 46,131,693.97
  5. Step 5: Solve for x
    x = 46,131,693.97/10,755.99
  6. Step 6: Final answer
    x = 4,288.93

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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.