Home / 3,115.02-4,295.24-2,546.09

Finding the Fourth Proportional to 3,115.02, 4,295.24 and 2,546.09

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Solution

The fourth proportional to 3,115.02, 4,295.24 and 2,546.09 is: 3,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.02 : 4,295.24 = 2,546.09 : x
  2. Step 2: Convert to fraction form
    3,115.02/4,295.24 = 2,546.09/x
  3. Step 3: Cross multiply
    3,115.02x = 4,295.24 × 2,546.09
  4. Step 4: Simplify right side
    3,115.02x = 10,936,067.67
  5. Step 5: Solve for x
    x = 10,936,067.67/3,115.02
  6. Step 6: Final answer
    x = 3,510.75

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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.