Home / 2,252.37-3,108.28-1,257.59

Finding the Fourth Proportional to 2,252.37, 3,108.28 and 1,257.59

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Solution

The fourth proportional to 2,252.37, 3,108.28 and 1,257.59 is: 1,735.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.37 : 3,108.28 = 1,257.59 : x
  2. Step 2: Convert to fraction form
    2,252.37/3,108.28 = 1,257.59/x
  3. Step 3: Cross multiply
    2,252.37x = 3,108.28 × 1,257.59
  4. Step 4: Simplify right side
    2,252.37x = 3,908,941.85
  5. Step 5: Solve for x
    x = 3,908,941.85/2,252.37
  6. Step 6: Final answer
    x = 1,735.48

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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.