Home / 2,383.03-3,288.60-1,335.09

Finding the Fourth Proportional to 2,383.03, 3,288.60 and 1,335.09

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Solution

The fourth proportional to 2,383.03, 3,288.60 and 1,335.09 is: 1,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.03 : 3,288.60 = 1,335.09 : x
  2. Step 2: Convert to fraction form
    2,383.03/3,288.60 = 1,335.09/x
  3. Step 3: Cross multiply
    2,383.03x = 3,288.60 × 1,335.09
  4. Step 4: Simplify right side
    2,383.03x = 4,390,589.31
  5. Step 5: Solve for x
    x = 4,390,589.31/2,383.03
  6. Step 6: Final answer
    x = 1,842.44

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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.