Home / 3,184.09-4,393.14-2,065.07

Finding the Fourth Proportional to 3,184.09, 4,393.14 and 2,065.07

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Solution

The fourth proportional to 3,184.09, 4,393.14 and 2,065.07 is: 2,849.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.09 : 4,393.14 = 2,065.07 : x
  2. Step 2: Convert to fraction form
    3,184.09/4,393.14 = 2,065.07/x
  3. Step 3: Cross multiply
    3,184.09x = 4,393.14 × 2,065.07
  4. Step 4: Simplify right side
    3,184.09x = 9,072,141.62
  5. Step 5: Solve for x
    x = 9,072,141.62/3,184.09
  6. Step 6: Final answer
    x = 2,849.21

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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.