Home / 3,205.10-4,423.60-2,546.96

Finding the Fourth Proportional to 3,205.10, 4,423.60 and 2,546.96

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Solution

The fourth proportional to 3,205.10, 4,423.60 and 2,546.96 is: 3,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.10 : 4,423.60 = 2,546.96 : x
  2. Step 2: Convert to fraction form
    3,205.10/4,423.60 = 2,546.96/x
  3. Step 3: Cross multiply
    3,205.10x = 4,423.60 × 2,546.96
  4. Step 4: Simplify right side
    3,205.10x = 11,266,732.26
  5. Step 5: Solve for x
    x = 11,266,732.26/3,205.10
  6. Step 6: Final answer
    x = 3,515.25

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1.5x scale

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.