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Finding the Fourth Proportional to 11,372.65, 17,051.64 and 4,797.07

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Solution

The fourth proportional to 11,372.65, 17,051.64 and 4,797.07 is: 7,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.65 : 17,051.64 = 4,797.07 : x
  2. Step 2: Convert to fraction form
    11,372.65/17,051.64 = 4,797.07/x
  3. Step 3: Cross multiply
    11,372.65x = 17,051.64 × 4,797.07
  4. Step 4: Simplify right side
    11,372.65x = 81,797,910.69
  5. Step 5: Solve for x
    x = 81,797,910.69/11,372.65
  6. Step 6: Final answer
    x = 7,192.51

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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.