Home / 3,259.66-4,889.49-2,290.09

Finding the Fourth Proportional to 3,259.66, 4,889.49 and 2,290.09

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Solution

The fourth proportional to 3,259.66, 4,889.49 and 2,290.09 is: 3,435.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.66 : 4,889.49 = 2,290.09 : x
  2. Step 2: Convert to fraction form
    3,259.66/4,889.49 = 2,290.09/x
  3. Step 3: Cross multiply
    3,259.66x = 4,889.49 × 2,290.09
  4. Step 4: Simplify right side
    3,259.66x = 11,197,372.15
  5. Step 5: Solve for x
    x = 11,197,372.15/3,259.66
  6. Step 6: Final answer
    x = 3,435.14

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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.