Home / 3,431.07-5,145.83-2,044.80

Finding the Fourth Proportional to 3,431.07, 5,145.83 and 2,044.80

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Solution

The fourth proportional to 3,431.07, 5,145.83 and 2,044.80 is: 3,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.07 : 5,145.83 = 2,044.80 : x
  2. Step 2: Convert to fraction form
    3,431.07/5,145.83 = 2,044.80/x
  3. Step 3: Cross multiply
    3,431.07x = 5,145.83 × 2,044.80
  4. Step 4: Simplify right side
    3,431.07x = 10,522,193.18
  5. Step 5: Solve for x
    x = 10,522,193.18/3,431.07
  6. Step 6: Final answer
    x = 3,066.74

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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.