Home / 2,222.58-3,346.17-1,964.04

Finding the Fourth Proportional to 2,222.58, 3,346.17 and 1,964.04

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Solution

The fourth proportional to 2,222.58, 3,346.17 and 1,964.04 is: 2,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.58 : 3,346.17 = 1,964.04 : x
  2. Step 2: Convert to fraction form
    2,222.58/3,346.17 = 1,964.04/x
  3. Step 3: Cross multiply
    2,222.58x = 3,346.17 × 1,964.04
  4. Step 4: Simplify right side
    2,222.58x = 6,572,011.73
  5. Step 5: Solve for x
    x = 6,572,011.73/2,222.58
  6. Step 6: Final answer
    x = 2,956.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.