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Finding the Fourth Proportional to 11,590.56, 17,387.06 and 3,799.98

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Solution

The fourth proportional to 11,590.56, 17,387.06 and 3,799.98 is: 5,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.56 : 17,387.06 = 3,799.98 : x
  2. Step 2: Convert to fraction form
    11,590.56/17,387.06 = 3,799.98/x
  3. Step 3: Cross multiply
    11,590.56x = 17,387.06 × 3,799.98
  4. Step 4: Simplify right side
    11,590.56x = 66,070,461.26
  5. Step 5: Solve for x
    x = 66,070,461.26/11,590.56
  6. Step 6: Final answer
    x = 5,700.37

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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.