Home / 2,207.93-3,311.03-974.66

Finding the Fourth Proportional to 2,207.93, 3,311.03 and 974.66

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Solution

The fourth proportional to 2,207.93, 3,311.03 and 974.66 is: 1,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.93 : 3,311.03 = 974.66 : x
  2. Step 2: Convert to fraction form
    2,207.93/3,311.03 = 974.66/x
  3. Step 3: Cross multiply
    2,207.93x = 3,311.03 × 974.66
  4. Step 4: Simplify right side
    2,207.93x = 3,227,114.38
  5. Step 5: Solve for x
    x = 3,227,114.38/2,207.93
  6. Step 6: Final answer
    x = 1,461.61

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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.