Home / 3,558.64-4,910.34-3,271.90

Finding the Fourth Proportional to 3,558.64, 4,910.34 and 3,271.90

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Solution

The fourth proportional to 3,558.64, 4,910.34 and 3,271.90 is: 4,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.64 : 4,910.34 = 3,271.90 : x
  2. Step 2: Convert to fraction form
    3,558.64/4,910.34 = 3,271.90/x
  3. Step 3: Cross multiply
    3,558.64x = 4,910.34 × 3,271.90
  4. Step 4: Simplify right side
    3,558.64x = 16,066,141.45
  5. Step 5: Solve for x
    x = 16,066,141.45/3,558.64
  6. Step 6: Final answer
    x = 4,514.69

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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.