Home / 3,451.08-4,761.36-1,958.46

Finding the Fourth Proportional to 3,451.08, 4,761.36 and 1,958.46

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Solution

The fourth proportional to 3,451.08, 4,761.36 and 1,958.46 is: 2,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.08 : 4,761.36 = 1,958.46 : x
  2. Step 2: Convert to fraction form
    3,451.08/4,761.36 = 1,958.46/x
  3. Step 3: Cross multiply
    3,451.08x = 4,761.36 × 1,958.46
  4. Step 4: Simplify right side
    3,451.08x = 9,324,933.11
  5. Step 5: Solve for x
    x = 9,324,933.11/3,451.08
  6. Step 6: Final answer
    x = 2,702.03

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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.