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Finding the Fourth Proportional to 5,705.64, 8,556.30 and 2,241

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Solution

The fourth proportional to 5,705.64, 8,556.30 and 2,241 is: 3,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.64 : 8,556.30 = 2,241 : x
  2. Step 2: Convert to fraction form
    5,705.64/8,556.30 = 2,241/x
  3. Step 3: Cross multiply
    5,705.64x = 8,556.30 × 2,241
  4. Step 4: Simplify right side
    5,705.64x = 19,174,668.30
  5. Step 5: Solve for x
    x = 19,174,668.30/5,705.64
  6. Step 6: Final answer
    x = 3,360.65

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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.