Home / 3,159.44-4,739.16-1,106.96

Finding the Fourth Proportional to 3,159.44, 4,739.16 and 1,106.96

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Solution

The fourth proportional to 3,159.44, 4,739.16 and 1,106.96 is: 1,660.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.44 : 4,739.16 = 1,106.96 : x
  2. Step 2: Convert to fraction form
    3,159.44/4,739.16 = 1,106.96/x
  3. Step 3: Cross multiply
    3,159.44x = 4,739.16 × 1,106.96
  4. Step 4: Simplify right side
    3,159.44x = 5,246,060.55
  5. Step 5: Solve for x
    x = 5,246,060.55/3,159.44
  6. Step 6: Final answer
    x = 1,660.44

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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.