Home / 2,383.18-3,288.74-1,335.26

Finding the Fourth Proportional to 2,383.18, 3,288.74 and 1,335.26

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Solution

The fourth proportional to 2,383.18, 3,288.74 and 1,335.26 is: 1,842.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.18 : 3,288.74 = 1,335.26 : x
  2. Step 2: Convert to fraction form
    2,383.18/3,288.74 = 1,335.26/x
  3. Step 3: Cross multiply
    2,383.18x = 3,288.74 × 1,335.26
  4. Step 4: Simplify right side
    2,383.18x = 4,391,322.97
  5. Step 5: Solve for x
    x = 4,391,322.97/2,383.18
  6. Step 6: Final answer
    x = 1,842.63

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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.