Home / 3,480.10-5,225.55-2,022.10

Finding the Fourth Proportional to 3,480.10, 5,225.55 and 2,022.10

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Solution

The fourth proportional to 3,480.10, 5,225.55 and 2,022.10 is: 3,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.10 : 5,225.55 = 2,022.10 : x
  2. Step 2: Convert to fraction form
    3,480.10/5,225.55 = 2,022.10/x
  3. Step 3: Cross multiply
    3,480.10x = 5,225.55 × 2,022.10
  4. Step 4: Simplify right side
    3,480.10x = 10,566,584.66
  5. Step 5: Solve for x
    x = 10,566,584.66/3,480.10
  6. Step 6: Final answer
    x = 3,036.29

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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.