Home / 3,282.84-4,528.77-2,220.98

Finding the Fourth Proportional to 3,282.84, 4,528.77 and 2,220.98

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Solution

The fourth proportional to 3,282.84, 4,528.77 and 2,220.98 is: 3,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.84 : 4,528.77 = 2,220.98 : x
  2. Step 2: Convert to fraction form
    3,282.84/4,528.77 = 2,220.98/x
  3. Step 3: Cross multiply
    3,282.84x = 4,528.77 × 2,220.98
  4. Step 4: Simplify right side
    3,282.84x = 10,058,284.95
  5. Step 5: Solve for x
    x = 10,058,284.95/3,282.84
  6. Step 6: Final answer
    x = 3,063.90

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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.