Home / 11,497.13-17,231.26-4,915.58

Finding the Fourth Proportional to 11,497.13, 17,231.26 and 4,915.58

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Solution

The fourth proportional to 11,497.13, 17,231.26 and 4,915.58 is: 7,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.13 : 17,231.26 = 4,915.58 : x
  2. Step 2: Convert to fraction form
    11,497.13/17,231.26 = 4,915.58/x
  3. Step 3: Cross multiply
    11,497.13x = 17,231.26 × 4,915.58
  4. Step 4: Simplify right side
    11,497.13x = 84,701,550.87
  5. Step 5: Solve for x
    x = 84,701,550.87/11,497.13
  6. Step 6: Final answer
    x = 7,367.19

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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.