Home / 2,766.35-4,149.53-1,011.59

Finding the Fourth Proportional to 2,766.35, 4,149.53 and 1,011.59

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Solution

The fourth proportional to 2,766.35, 4,149.53 and 1,011.59 is: 1,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.35 : 4,149.53 = 1,011.59 : x
  2. Step 2: Convert to fraction form
    2,766.35/4,149.53 = 1,011.59/x
  3. Step 3: Cross multiply
    2,766.35x = 4,149.53 × 1,011.59
  4. Step 4: Simplify right side
    2,766.35x = 4,197,616.60
  5. Step 5: Solve for x
    x = 4,197,616.60/2,766.35
  6. Step 6: Final answer
    x = 1,517.38

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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.