Home / 3,609.10-5,415.45-2,050.30

Finding the Fourth Proportional to 3,609.10, 5,415.45 and 2,050.30

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Solution

The fourth proportional to 3,609.10, 5,415.45 and 2,050.30 is: 3,076.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.10 : 5,415.45 = 2,050.30 : x
  2. Step 2: Convert to fraction form
    3,609.10/5,415.45 = 2,050.30/x
  3. Step 3: Cross multiply
    3,609.10x = 5,415.45 × 2,050.30
  4. Step 4: Simplify right side
    3,609.10x = 11,103,297.14
  5. Step 5: Solve for x
    x = 11,103,297.14/3,609.10
  6. Step 6: Final answer
    x = 3,076.47

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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.