Home / 6,790.64-10,169.55-3,860.06

Finding the Fourth Proportional to 6,790.64, 10,169.55 and 3,860.06

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Solution

The fourth proportional to 6,790.64, 10,169.55 and 3,860.06 is: 5,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.64 : 10,169.55 = 3,860.06 : x
  2. Step 2: Convert to fraction form
    6,790.64/10,169.55 = 3,860.06/x
  3. Step 3: Cross multiply
    6,790.64x = 10,169.55 × 3,860.06
  4. Step 4: Simplify right side
    6,790.64x = 39,255,022.33
  5. Step 5: Solve for x
    x = 39,255,022.33/6,790.64
  6. Step 6: Final answer
    x = 5,780.76

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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.