Home / 3,265.40-4,503.57-2,202.80

Finding the Fourth Proportional to 3,265.40, 4,503.57 and 2,202.80

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Solution

The fourth proportional to 3,265.40, 4,503.57 and 2,202.80 is: 3,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.40 : 4,503.57 = 2,202.80 : x
  2. Step 2: Convert to fraction form
    3,265.40/4,503.57 = 2,202.80/x
  3. Step 3: Cross multiply
    3,265.40x = 4,503.57 × 2,202.80
  4. Step 4: Simplify right side
    3,265.40x = 9,920,464.00
  5. Step 5: Solve for x
    x = 9,920,464.00/3,265.40
  6. Step 6: Final answer
    x = 3,038.05

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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.