Home / 3,166.20-4,750.92-2,071.08

Finding the Fourth Proportional to 3,166.20, 4,750.92 and 2,071.08

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Solution

The fourth proportional to 3,166.20, 4,750.92 and 2,071.08 is: 3,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.20 : 4,750.92 = 2,071.08 : x
  2. Step 2: Convert to fraction form
    3,166.20/4,750.92 = 2,071.08/x
  3. Step 3: Cross multiply
    3,166.20x = 4,750.92 × 2,071.08
  4. Step 4: Simplify right side
    3,166.20x = 9,839,535.39
  5. Step 5: Solve for x
    x = 9,839,535.39/3,166.20
  6. Step 6: Final answer
    x = 3,107.68

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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.