Home / 2,189.91-3,284.28-1,496.46

Finding the Fourth Proportional to 2,189.91, 3,284.28 and 1,496.46

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Solution

The fourth proportional to 2,189.91, 3,284.28 and 1,496.46 is: 2,244.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189.91 : 3,284.28 = 1,496.46 : x
  2. Step 2: Convert to fraction form
    2,189.91/3,284.28 = 1,496.46/x
  3. Step 3: Cross multiply
    2,189.91x = 3,284.28 × 1,496.46
  4. Step 4: Simplify right side
    2,189.91x = 4,914,793.65
  5. Step 5: Solve for x
    x = 4,914,793.65/2,189.91
  6. Step 6: Final answer
    x = 2,244.29

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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.