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Finding the Fourth Proportional to 11,714.87, 17,571.49 and 5,051.07

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Solution

The fourth proportional to 11,714.87, 17,571.49 and 5,051.07 is: 7,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,714.87 : 17,571.49 = 5,051.07 : x
  2. Step 2: Convert to fraction form
    11,714.87/17,571.49 = 5,051.07/x
  3. Step 3: Cross multiply
    11,714.87x = 17,571.49 × 5,051.07
  4. Step 4: Simplify right side
    11,714.87x = 88,754,825.99
  5. Step 5: Solve for x
    x = 88,754,825.99/11,714.87
  6. Step 6: Final answer
    x = 7,576.25

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1.5x scale

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.