Home / 4,019.90-6,022.65-3,443.90

Finding the Fourth Proportional to 4,019.90, 6,022.65 and 3,443.90

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Solution

The fourth proportional to 4,019.90, 6,022.65 and 3,443.90 is: 5,159.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.90 : 6,022.65 = 3,443.90 : x
  2. Step 2: Convert to fraction form
    4,019.90/6,022.65 = 3,443.90/x
  3. Step 3: Cross multiply
    4,019.90x = 6,022.65 × 3,443.90
  4. Step 4: Simplify right side
    4,019.90x = 20,741,404.34
  5. Step 5: Solve for x
    x = 20,741,404.34/4,019.90
  6. Step 6: Final answer
    x = 5,159.68

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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.