Home / 2,207.01-3,311.82-975.42

Finding the Fourth Proportional to 2,207.01, 3,311.82 and 975.42

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Solution

The fourth proportional to 2,207.01, 3,311.82 and 975.42 is: 1,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.01 : 3,311.82 = 975.42 : x
  2. Step 2: Convert to fraction form
    2,207.01/3,311.82 = 975.42/x
  3. Step 3: Cross multiply
    2,207.01x = 3,311.82 × 975.42
  4. Step 4: Simplify right side
    2,207.01x = 3,230,415.46
  5. Step 5: Solve for x
    x = 3,230,415.46/2,207.01
  6. Step 6: Final answer
    x = 1,463.71

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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.