Home / 6,790.23-10,185.62-1,860.17

Finding the Fourth Proportional to 6,790.23, 10,185.62 and 1,860.17

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Solution

The fourth proportional to 6,790.23, 10,185.62 and 1,860.17 is: 2,790.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.23 : 10,185.62 = 1,860.17 : x
  2. Step 2: Convert to fraction form
    6,790.23/10,185.62 = 1,860.17/x
  3. Step 3: Cross multiply
    6,790.23x = 10,185.62 × 1,860.17
  4. Step 4: Simplify right side
    6,790.23x = 18,946,924.53
  5. Step 5: Solve for x
    x = 18,946,924.53/6,790.23
  6. Step 6: Final answer
    x = 2,790.32

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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.