Home / 2,192.35-3,284.19-1,267.33

Finding the Fourth Proportional to 2,192.35, 3,284.19 and 1,267.33

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Solution

The fourth proportional to 2,192.35, 3,284.19 and 1,267.33 is: 1,898.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.35 : 3,284.19 = 1,267.33 : x
  2. Step 2: Convert to fraction form
    2,192.35/3,284.19 = 1,267.33/x
  3. Step 3: Cross multiply
    2,192.35x = 3,284.19 × 1,267.33
  4. Step 4: Simplify right side
    2,192.35x = 4,162,152.51
  5. Step 5: Solve for x
    x = 4,162,152.51/2,192.35
  6. Step 6: Final answer
    x = 1,898.49

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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.