Home / 3,323.76-4,585.72-1,996.96

Finding the Fourth Proportional to 3,323.76, 4,585.72 and 1,996.96

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Solution

The fourth proportional to 3,323.76, 4,585.72 and 1,996.96 is: 2,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.76 : 4,585.72 = 1,996.96 : x
  2. Step 2: Convert to fraction form
    3,323.76/4,585.72 = 1,996.96/x
  3. Step 3: Cross multiply
    3,323.76x = 4,585.72 × 1,996.96
  4. Step 4: Simplify right side
    3,323.76x = 9,157,499.41
  5. Step 5: Solve for x
    x = 9,157,499.41/3,323.76
  6. Step 6: Final answer
    x = 2,755.16

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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.