Home / 3,159.62-4,360.25-1,743.32

Finding the Fourth Proportional to 3,159.62, 4,360.25 and 1,743.32

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Solution

The fourth proportional to 3,159.62, 4,360.25 and 1,743.32 is: 2,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.62 : 4,360.25 = 1,743.32 : x
  2. Step 2: Convert to fraction form
    3,159.62/4,360.25 = 1,743.32/x
  3. Step 3: Cross multiply
    3,159.62x = 4,360.25 × 1,743.32
  4. Step 4: Simplify right side
    3,159.62x = 7,601,296.86
  5. Step 5: Solve for x
    x = 7,601,296.86/3,159.62
  6. Step 6: Final answer
    x = 2,405.76

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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.