Home / 4,133.12-6,206.08-3,162.88

Finding the Fourth Proportional to 4,133.12, 6,206.08 and 3,162.88

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Solution

The fourth proportional to 4,133.12, 6,206.08 and 3,162.88 is: 4,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.12 : 6,206.08 = 3,162.88 : x
  2. Step 2: Convert to fraction form
    4,133.12/6,206.08 = 3,162.88/x
  3. Step 3: Cross multiply
    4,133.12x = 6,206.08 × 3,162.88
  4. Step 4: Simplify right side
    4,133.12x = 19,629,086.31
  5. Step 5: Solve for x
    x = 19,629,086.31/4,133.12
  6. Step 6: Final answer
    x = 4,749.22

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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.