Home / 2,257.88-3,114.12-1,725.44

Finding the Fourth Proportional to 2,257.88, 3,114.12 and 1,725.44

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Solution

The fourth proportional to 2,257.88, 3,114.12 and 1,725.44 is: 2,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.88 : 3,114.12 = 1,725.44 : x
  2. Step 2: Convert to fraction form
    2,257.88/3,114.12 = 1,725.44/x
  3. Step 3: Cross multiply
    2,257.88x = 3,114.12 × 1,725.44
  4. Step 4: Simplify right side
    2,257.88x = 5,373,211.64
  5. Step 5: Solve for x
    x = 5,373,211.64/2,257.88
  6. Step 6: Final answer
    x = 2,379.76

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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.