Home / 2,222.68-3,066.33-1,337.98

Finding the Fourth Proportional to 2,222.68, 3,066.33 and 1,337.98

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Solution

The fourth proportional to 2,222.68, 3,066.33 and 1,337.98 is: 1,845.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.68 : 3,066.33 = 1,337.98 : x
  2. Step 2: Convert to fraction form
    2,222.68/3,066.33 = 1,337.98/x
  3. Step 3: Cross multiply
    2,222.68x = 3,066.33 × 1,337.98
  4. Step 4: Simplify right side
    2,222.68x = 4,102,688.21
  5. Step 5: Solve for x
    x = 4,102,688.21/2,222.68
  6. Step 6: Final answer
    x = 1,845.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.