Home / 3,277.12-4,519.28-2,215.04

Finding the Fourth Proportional to 3,277.12, 4,519.28 and 2,215.04

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Solution

The fourth proportional to 3,277.12, 4,519.28 and 2,215.04 is: 3,054.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.12 : 4,519.28 = 2,215.04 : x
  2. Step 2: Convert to fraction form
    3,277.12/4,519.28 = 2,215.04/x
  3. Step 3: Cross multiply
    3,277.12x = 4,519.28 × 2,215.04
  4. Step 4: Simplify right side
    3,277.12x = 10,010,385.97
  5. Step 5: Solve for x
    x = 10,010,385.97/3,277.12
  6. Step 6: Final answer
    x = 3,054.63

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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.