Home / 3,327.12-4,564.68-3,240.90

Finding the Fourth Proportional to 3,327.12, 4,564.68 and 3,240.90

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Solution

The fourth proportional to 3,327.12, 4,564.68 and 3,240.90 is: 4,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.12 : 4,564.68 = 3,240.90 : x
  2. Step 2: Convert to fraction form
    3,327.12/4,564.68 = 3,240.90/x
  3. Step 3: Cross multiply
    3,327.12x = 4,564.68 × 3,240.90
  4. Step 4: Simplify right side
    3,327.12x = 14,793,671.41
  5. Step 5: Solve for x
    x = 14,793,671.41/3,327.12
  6. Step 6: Final answer
    x = 4,446.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.