Home / 3,383.52-4,668.98-1,891.48

Finding the Fourth Proportional to 3,383.52, 4,668.98 and 1,891.48

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Solution

The fourth proportional to 3,383.52, 4,668.98 and 1,891.48 is: 2,610.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.52 : 4,668.98 = 1,891.48 : x
  2. Step 2: Convert to fraction form
    3,383.52/4,668.98 = 1,891.48/x
  3. Step 3: Cross multiply
    3,383.52x = 4,668.98 × 1,891.48
  4. Step 4: Simplify right side
    3,383.52x = 8,831,282.29
  5. Step 5: Solve for x
    x = 8,831,282.29/3,383.52
  6. Step 6: Final answer
    x = 2,610.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.