Home / 11,493.78-17,240.63-3,060.28

Finding the Fourth Proportional to 11,493.78, 17,240.63 and 3,060.28

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Solution

The fourth proportional to 11,493.78, 17,240.63 and 3,060.28 is: 4,590.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,493.78 : 17,240.63 = 3,060.28 : x
  2. Step 2: Convert to fraction form
    11,493.78/17,240.63 = 3,060.28/x
  3. Step 3: Cross multiply
    11,493.78x = 17,240.63 × 3,060.28
  4. Step 4: Simplify right side
    11,493.78x = 52,761,108.25
  5. Step 5: Solve for x
    x = 52,761,108.25/11,493.78
  6. Step 6: Final answer
    x = 4,590.41

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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.