Home / 2,256.14-3,114.46-1,372.26

Finding the Fourth Proportional to 2,256.14, 3,114.46 and 1,372.26

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Solution

The fourth proportional to 2,256.14, 3,114.46 and 1,372.26 is: 1,894.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.14 : 3,114.46 = 1,372.26 : x
  2. Step 2: Convert to fraction form
    2,256.14/3,114.46 = 1,372.26/x
  3. Step 3: Cross multiply
    2,256.14x = 3,114.46 × 1,372.26
  4. Step 4: Simplify right side
    2,256.14x = 4,273,848.88
  5. Step 5: Solve for x
    x = 4,273,848.88/2,256.14
  6. Step 6: Final answer
    x = 1,894.32

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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.