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Finding the Fourth Proportional to 11,371.65, 17,050.14 and 4,796.07

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Solution

The fourth proportional to 11,371.65, 17,050.14 and 4,796.07 is: 7,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.65 : 17,050.14 = 4,796.07 : x
  2. Step 2: Convert to fraction form
    11,371.65/17,050.14 = 4,796.07/x
  3. Step 3: Cross multiply
    11,371.65x = 17,050.14 × 4,796.07
  4. Step 4: Simplify right side
    11,371.65x = 81,773,664.95
  5. Step 5: Solve for x
    x = 81,773,664.95/11,371.65
  6. Step 6: Final answer
    x = 7,191.01

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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.