Home / 3,431.97-5,146.34-1,582.54

Finding the Fourth Proportional to 3,431.97, 5,146.34 and 1,582.54

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Solution

The fourth proportional to 3,431.97, 5,146.34 and 1,582.54 is: 2,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.97 : 5,146.34 = 1,582.54 : x
  2. Step 2: Convert to fraction form
    3,431.97/5,146.34 = 1,582.54/x
  3. Step 3: Cross multiply
    3,431.97x = 5,146.34 × 1,582.54
  4. Step 4: Simplify right side
    3,431.97x = 8,144,268.13
  5. Step 5: Solve for x
    x = 8,144,268.13/3,431.97
  6. Step 6: Final answer
    x = 2,373.06

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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.