Home / 2,256.88-3,114.44-1,262.12

Finding the Fourth Proportional to 2,256.88, 3,114.44 and 1,262.12

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Solution

The fourth proportional to 2,256.88, 3,114.44 and 1,262.12 is: 1,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.88 : 3,114.44 = 1,262.12 : x
  2. Step 2: Convert to fraction form
    2,256.88/3,114.44 = 1,262.12/x
  3. Step 3: Cross multiply
    2,256.88x = 3,114.44 × 1,262.12
  4. Step 4: Simplify right side
    2,256.88x = 3,930,797.01
  5. Step 5: Solve for x
    x = 3,930,797.01/2,256.88
  6. Step 6: Final answer
    x = 1,741.70

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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.