Home / 3,558.30-5,330.97-1,609.44

Finding the Fourth Proportional to 3,558.30, 5,330.97 and 1,609.44

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Solution

The fourth proportional to 3,558.30, 5,330.97 and 1,609.44 is: 2,411.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.30 : 5,330.97 = 1,609.44 : x
  2. Step 2: Convert to fraction form
    3,558.30/5,330.97 = 1,609.44/x
  3. Step 3: Cross multiply
    3,558.30x = 5,330.97 × 1,609.44
  4. Step 4: Simplify right side
    3,558.30x = 8,579,876.36
  5. Step 5: Solve for x
    x = 8,579,876.36/3,558.30
  6. Step 6: Final answer
    x = 2,411.23

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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.