Home / 7,860.53-11,790.80-2,017.14

Finding the Fourth Proportional to 7,860.53, 11,790.80 and 2,017.14

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Solution

The fourth proportional to 7,860.53, 11,790.80 and 2,017.14 is: 3,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.53 : 11,790.80 = 2,017.14 : x
  2. Step 2: Convert to fraction form
    7,860.53/11,790.80 = 2,017.14/x
  3. Step 3: Cross multiply
    7,860.53x = 11,790.80 × 2,017.14
  4. Step 4: Simplify right side
    7,860.53x = 23,783,694.31
  5. Step 5: Solve for x
    x = 23,783,694.31/7,860.53
  6. Step 6: Final answer
    x = 3,025.71

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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.