Home / 2,310.26-3,188.13-1,262.31

Finding the Fourth Proportional to 2,310.26, 3,188.13 and 1,262.31

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Solution

The fourth proportional to 2,310.26, 3,188.13 and 1,262.31 is: 1,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.26 : 3,188.13 = 1,262.31 : x
  2. Step 2: Convert to fraction form
    2,310.26/3,188.13 = 1,262.31/x
  3. Step 3: Cross multiply
    2,310.26x = 3,188.13 × 1,262.31
  4. Step 4: Simplify right side
    2,310.26x = 4,024,408.38
  5. Step 5: Solve for x
    x = 4,024,408.38/2,310.26
  6. Step 6: Final answer
    x = 1,741.97

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1.5x scale

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.