Home / 3,033.12-4,551.32-2,812.80

Finding the Fourth Proportional to 3,033.12, 4,551.32 and 2,812.80

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Solution

The fourth proportional to 3,033.12, 4,551.32 and 2,812.80 is: 4,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.12 : 4,551.32 = 2,812.80 : x
  2. Step 2: Convert to fraction form
    3,033.12/4,551.32 = 2,812.80/x
  3. Step 3: Cross multiply
    3,033.12x = 4,551.32 × 2,812.80
  4. Step 4: Simplify right side
    3,033.12x = 12,801,952.90
  5. Step 5: Solve for x
    x = 12,801,952.90/3,033.12
  6. Step 6: Final answer
    x = 4,220.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.