Home / 3,159.54-4,360.20-1,743.36

Finding the Fourth Proportional to 3,159.54, 4,360.20 and 1,743.36

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Solution

The fourth proportional to 3,159.54, 4,360.20 and 1,743.36 is: 2,405.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.54 : 4,360.20 = 1,743.36 : x
  2. Step 2: Convert to fraction form
    3,159.54/4,360.20 = 1,743.36/x
  3. Step 3: Cross multiply
    3,159.54x = 4,360.20 × 1,743.36
  4. Step 4: Simplify right side
    3,159.54x = 7,601,398.27
  5. Step 5: Solve for x
    x = 7,601,398.27/3,159.54
  6. Step 6: Final answer
    x = 2,405.86

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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.