Home / 2,011.70-3,010.79-1,935.02

Finding the Fourth Proportional to 2,011.70, 3,010.79 and 1,935.02

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Solution

The fourth proportional to 2,011.70, 3,010.79 and 1,935.02 is: 2,896.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.70 : 3,010.79 = 1,935.02 : x
  2. Step 2: Convert to fraction form
    2,011.70/3,010.79 = 1,935.02/x
  3. Step 3: Cross multiply
    2,011.70x = 3,010.79 × 1,935.02
  4. Step 4: Simplify right side
    2,011.70x = 5,825,928.65
  5. Step 5: Solve for x
    x = 5,825,928.65/2,011.70
  6. Step 6: Final answer
    x = 2,896.03

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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.