Home / 4,550.05-6,279.12-2,661.22

Finding the Fourth Proportional to 4,550.05, 6,279.12 and 2,661.22

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Solution

The fourth proportional to 4,550.05, 6,279.12 and 2,661.22 is: 3,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.05 : 6,279.12 = 2,661.22 : x
  2. Step 2: Convert to fraction form
    4,550.05/6,279.12 = 2,661.22/x
  3. Step 3: Cross multiply
    4,550.05x = 6,279.12 × 2,661.22
  4. Step 4: Simplify right side
    4,550.05x = 16,710,119.73
  5. Step 5: Solve for x
    x = 16,710,119.73/4,550.05
  6. Step 6: Final answer
    x = 3,672.51

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Half scale
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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.