Home / 2,222.16-3,333.24-834.72

Finding the Fourth Proportional to 2,222.16, 3,333.24 and 834.72

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Solution

The fourth proportional to 2,222.16, 3,333.24 and 834.72 is: 1,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.16 : 3,333.24 = 834.72 : x
  2. Step 2: Convert to fraction form
    2,222.16/3,333.24 = 834.72/x
  3. Step 3: Cross multiply
    2,222.16x = 3,333.24 × 834.72
  4. Step 4: Simplify right side
    2,222.16x = 2,782,322.09
  5. Step 5: Solve for x
    x = 2,782,322.09/2,222.16
  6. Step 6: Final answer
    x = 1,252.08

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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.