Home / 3,652.97-5,043.41-2,812.09

Finding the Fourth Proportional to 3,652.97, 5,043.41 and 2,812.09

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Solution

The fourth proportional to 3,652.97, 5,043.41 and 2,812.09 is: 3,882.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.97 : 5,043.41 = 2,812.09 : x
  2. Step 2: Convert to fraction form
    3,652.97/5,043.41 = 2,812.09/x
  3. Step 3: Cross multiply
    3,652.97x = 5,043.41 × 2,812.09
  4. Step 4: Simplify right side
    3,652.97x = 14,182,522.83
  5. Step 5: Solve for x
    x = 14,182,522.83/3,652.97
  6. Step 6: Final answer
    x = 3,882.46

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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.