Home / 3,310.40-4,956.96-1,763.84

Finding the Fourth Proportional to 3,310.40, 4,956.96 and 1,763.84

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Solution

The fourth proportional to 3,310.40, 4,956.96 and 1,763.84 is: 2,641.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.40 : 4,956.96 = 1,763.84 : x
  2. Step 2: Convert to fraction form
    3,310.40/4,956.96 = 1,763.84/x
  3. Step 3: Cross multiply
    3,310.40x = 4,956.96 × 1,763.84
  4. Step 4: Simplify right side
    3,310.40x = 8,743,284.33
  5. Step 5: Solve for x
    x = 8,743,284.33/3,310.40
  6. Step 6: Final answer
    x = 2,641.16

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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.