Home / 2,192.87-3,281.73-2,013.05

Finding the Fourth Proportional to 2,192.87, 3,281.73 and 2,013.05

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Solution

The fourth proportional to 2,192.87, 3,281.73 and 2,013.05 is: 3,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.87 : 3,281.73 = 2,013.05 : x
  2. Step 2: Convert to fraction form
    2,192.87/3,281.73 = 2,013.05/x
  3. Step 3: Cross multiply
    2,192.87x = 3,281.73 × 2,013.05
  4. Step 4: Simplify right side
    2,192.87x = 6,606,286.58
  5. Step 5: Solve for x
    x = 6,606,286.58/2,192.87
  6. Step 6: Final answer
    x = 3,012.62

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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.