Home / 11,790.30-16,265.99-6,751.81

Finding the Fourth Proportional to 11,790.30, 16,265.99 and 6,751.81

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Solution

The fourth proportional to 11,790.30, 16,265.99 and 6,751.81 is: 9,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.30 : 16,265.99 = 6,751.81 : x
  2. Step 2: Convert to fraction form
    11,790.30/16,265.99 = 6,751.81/x
  3. Step 3: Cross multiply
    11,790.30x = 16,265.99 × 6,751.81
  4. Step 4: Simplify right side
    11,790.30x = 109,824,873.94
  5. Step 5: Solve for x
    x = 109,824,873.94/11,790.30
  6. Step 6: Final answer
    x = 9,314.85

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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.