Home / 6,771.15-10,149.80-2,609.53

Finding the Fourth Proportional to 6,771.15, 10,149.80 and 2,609.53

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Solution

The fourth proportional to 6,771.15, 10,149.80 and 2,609.53 is: 3,911.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.15 : 10,149.80 = 2,609.53 : x
  2. Step 2: Convert to fraction form
    6,771.15/10,149.80 = 2,609.53/x
  3. Step 3: Cross multiply
    6,771.15x = 10,149.80 × 2,609.53
  4. Step 4: Simplify right side
    6,771.15x = 26,486,156.85
  5. Step 5: Solve for x
    x = 26,486,156.85/6,771.15
  6. Step 6: Final answer
    x = 3,911.62

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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.