Home / 1,656.10-2,481.03-1,383.94

Finding the Fourth Proportional to 1,656.10, 2,481.03 and 1,383.94

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Solution

The fourth proportional to 1,656.10, 2,481.03 and 1,383.94 is: 2,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.10 : 2,481.03 = 1,383.94 : x
  2. Step 2: Convert to fraction form
    1,656.10/2,481.03 = 1,383.94/x
  3. Step 3: Cross multiply
    1,656.10x = 2,481.03 × 1,383.94
  4. Step 4: Simplify right side
    1,656.10x = 3,433,596.66
  5. Step 5: Solve for x
    x = 3,433,596.66/1,656.10
  6. Step 6: Final answer
    x = 2,073.30

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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.