Home / 3,512.30-5,252.94-3,125.03

Finding the Fourth Proportional to 3,512.30, 5,252.94 and 3,125.03

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Solution

The fourth proportional to 3,512.30, 5,252.94 and 3,125.03 is: 4,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.30 : 5,252.94 = 3,125.03 : x
  2. Step 2: Convert to fraction form
    3,512.30/5,252.94 = 3,125.03/x
  3. Step 3: Cross multiply
    3,512.30x = 5,252.94 × 3,125.03
  4. Step 4: Simplify right side
    3,512.30x = 16,415,568.82
  5. Step 5: Solve for x
    x = 16,415,568.82/3,512.30
  6. Step 6: Final answer
    x = 4,673.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.