Home / 3,284.12-4,530.51-2,222.25

Finding the Fourth Proportional to 3,284.12, 4,530.51 and 2,222.25

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Solution

The fourth proportional to 3,284.12, 4,530.51 and 2,222.25 is: 3,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.12 : 4,530.51 = 2,222.25 : x
  2. Step 2: Convert to fraction form
    3,284.12/4,530.51 = 2,222.25/x
  3. Step 3: Cross multiply
    3,284.12x = 4,530.51 × 2,222.25
  4. Step 4: Simplify right side
    3,284.12x = 10,067,925.85
  5. Step 5: Solve for x
    x = 10,067,925.85/3,284.12
  6. Step 6: Final answer
    x = 3,065.64

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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.