Home / 3,934.13-5,428.52-2,232.37

Finding the Fourth Proportional to 3,934.13, 5,428.52 and 2,232.37

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Solution

The fourth proportional to 3,934.13, 5,428.52 and 2,232.37 is: 3,080.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.13 : 5,428.52 = 2,232.37 : x
  2. Step 2: Convert to fraction form
    3,934.13/5,428.52 = 2,232.37/x
  3. Step 3: Cross multiply
    3,934.13x = 5,428.52 × 2,232.37
  4. Step 4: Simplify right side
    3,934.13x = 12,118,451.62
  5. Step 5: Solve for x
    x = 12,118,451.62/3,934.13
  6. Step 6: Final answer
    x = 3,080.34

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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.