Home / 2,773.72-4,161.66-1,043.56

Finding the Fourth Proportional to 2,773.72, 4,161.66 and 1,043.56

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Solution

The fourth proportional to 2,773.72, 4,161.66 and 1,043.56 is: 1,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.72 : 4,161.66 = 1,043.56 : x
  2. Step 2: Convert to fraction form
    2,773.72/4,161.66 = 1,043.56/x
  3. Step 3: Cross multiply
    2,773.72x = 4,161.66 × 1,043.56
  4. Step 4: Simplify right side
    2,773.72x = 4,342,941.91
  5. Step 5: Solve for x
    x = 4,342,941.91/2,773.72
  6. Step 6: Final answer
    x = 1,565.75

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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.