Home / 4,550.55-6,279.91-2,561.09

Finding the Fourth Proportional to 4,550.55, 6,279.91 and 2,561.09

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Solution

The fourth proportional to 4,550.55, 6,279.91 and 2,561.09 is: 3,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.55 : 6,279.91 = 2,561.09 : x
  2. Step 2: Convert to fraction form
    4,550.55/6,279.91 = 2,561.09/x
  3. Step 3: Cross multiply
    4,550.55x = 6,279.91 × 2,561.09
  4. Step 4: Simplify right side
    4,550.55x = 16,083,414.70
  5. Step 5: Solve for x
    x = 16,083,414.70/4,550.55
  6. Step 6: Final answer
    x = 3,534.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.