Home / 3,550.21-4,899.30-2,133.93

Finding the Fourth Proportional to 3,550.21, 4,899.30 and 2,133.93

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Solution

The fourth proportional to 3,550.21, 4,899.30 and 2,133.93 is: 2,944.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.21 : 4,899.30 = 2,133.93 : x
  2. Step 2: Convert to fraction form
    3,550.21/4,899.30 = 2,133.93/x
  3. Step 3: Cross multiply
    3,550.21x = 4,899.30 × 2,133.93
  4. Step 4: Simplify right side
    3,550.21x = 10,454,758.06
  5. Step 5: Solve for x
    x = 10,454,758.06/3,550.21
  6. Step 6: Final answer
    x = 2,944.83

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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.