Home / 3,550.83-4,909.00-2,665.09

Finding the Fourth Proportional to 3,550.83, 4,909.00 and 2,665.09

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Solution

The fourth proportional to 3,550.83, 4,909.00 and 2,665.09 is: 3,684.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.83 : 4,909.00 = 2,665.09 : x
  2. Step 2: Convert to fraction form
    3,550.83/4,909.00 = 2,665.09/x
  3. Step 3: Cross multiply
    3,550.83x = 4,909.00 × 2,665.09
  4. Step 4: Simplify right side
    3,550.83x = 13,082,935.75
  5. Step 5: Solve for x
    x = 13,082,935.75/3,550.83
  6. Step 6: Final answer
    x = 3,684.48

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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.