Home / 3,330.26-4,562.45-3,205.64

Finding the Fourth Proportional to 3,330.26, 4,562.45 and 3,205.64

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Solution

The fourth proportional to 3,330.26, 4,562.45 and 3,205.64 is: 4,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.26 : 4,562.45 = 3,205.64 : x
  2. Step 2: Convert to fraction form
    3,330.26/4,562.45 = 3,205.64/x
  3. Step 3: Cross multiply
    3,330.26x = 4,562.45 × 3,205.64
  4. Step 4: Simplify right side
    3,330.26x = 14,625,572.22
  5. Step 5: Solve for x
    x = 14,625,572.22/3,330.26
  6. Step 6: Final answer
    x = 4,391.72

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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.