Home / 6,790.86-10,185.48-1,860.93

Finding the Fourth Proportional to 6,790.86, 10,185.48 and 1,860.93

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Solution

The fourth proportional to 6,790.86, 10,185.48 and 1,860.93 is: 2,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.86 : 10,185.48 = 1,860.93 : x
  2. Step 2: Convert to fraction form
    6,790.86/10,185.48 = 1,860.93/x
  3. Step 3: Cross multiply
    6,790.86x = 10,185.48 × 1,860.93
  4. Step 4: Simplify right side
    6,790.86x = 18,954,465.30
  5. Step 5: Solve for x
    x = 18,954,465.30/6,790.86
  6. Step 6: Final answer
    x = 2,791.17

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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.