Home / 4,542.45-6,814.07-1,255.55

Finding the Fourth Proportional to 4,542.45, 6,814.07 and 1,255.55

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Solution

The fourth proportional to 4,542.45, 6,814.07 and 1,255.55 is: 1,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542.45 : 6,814.07 = 1,255.55 : x
  2. Step 2: Convert to fraction form
    4,542.45/6,814.07 = 1,255.55/x
  3. Step 3: Cross multiply
    4,542.45x = 6,814.07 × 1,255.55
  4. Step 4: Simplify right side
    4,542.45x = 8,555,365.24
  5. Step 5: Solve for x
    x = 8,555,365.24/4,542.45
  6. Step 6: Final answer
    x = 1,883.43

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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.