Home / 2,159.71-3,237.33-1,183.75

Finding the Fourth Proportional to 2,159.71, 3,237.33 and 1,183.75

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Solution

The fourth proportional to 2,159.71, 3,237.33 and 1,183.75 is: 1,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159.71 : 3,237.33 = 1,183.75 : x
  2. Step 2: Convert to fraction form
    2,159.71/3,237.33 = 1,183.75/x
  3. Step 3: Cross multiply
    2,159.71x = 3,237.33 × 1,183.75
  4. Step 4: Simplify right side
    2,159.71x = 3,832,189.39
  5. Step 5: Solve for x
    x = 3,832,189.39/2,159.71
  6. Step 6: Final answer
    x = 1,774.40

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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.