Home / 4,149.90-6,217.89-2,686.02

Finding the Fourth Proportional to 4,149.90, 6,217.89 and 2,686.02

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Solution

The fourth proportional to 4,149.90, 6,217.89 and 2,686.02 is: 4,024.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.90 : 6,217.89 = 2,686.02 : x
  2. Step 2: Convert to fraction form
    4,149.90/6,217.89 = 2,686.02/x
  3. Step 3: Cross multiply
    4,149.90x = 6,217.89 × 2,686.02
  4. Step 4: Simplify right side
    4,149.90x = 16,701,376.90
  5. Step 5: Solve for x
    x = 16,701,376.90/4,149.90
  6. Step 6: Final answer
    x = 4,024.53

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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.