Home / 3,775.05-5,212.68-2,451.03

Finding the Fourth Proportional to 3,775.05, 5,212.68 and 2,451.03

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Solution

The fourth proportional to 3,775.05, 5,212.68 and 2,451.03 is: 3,384.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.05 : 5,212.68 = 2,451.03 : x
  2. Step 2: Convert to fraction form
    3,775.05/5,212.68 = 2,451.03/x
  3. Step 3: Cross multiply
    3,775.05x = 5,212.68 × 2,451.03
  4. Step 4: Simplify right side
    3,775.05x = 12,776,435.06
  5. Step 5: Solve for x
    x = 12,776,435.06/3,775.05
  6. Step 6: Final answer
    x = 3,384.44

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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.