Home / 2,310.93-3,189.07-1,262.99

Finding the Fourth Proportional to 2,310.93, 3,189.07 and 1,262.99

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Solution

The fourth proportional to 2,310.93, 3,189.07 and 1,262.99 is: 1,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.93 : 3,189.07 = 1,262.99 : x
  2. Step 2: Convert to fraction form
    2,310.93/3,189.07 = 1,262.99/x
  3. Step 3: Cross multiply
    2,310.93x = 3,189.07 × 1,262.99
  4. Step 4: Simplify right side
    2,310.93x = 4,027,757.20
  5. Step 5: Solve for x
    x = 4,027,757.20/2,310.93
  6. Step 6: Final answer
    x = 1,742.92

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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.