Home / 11,300.31-16,950.87-4,717.44

Finding the Fourth Proportional to 11,300.31, 16,950.87 and 4,717.44

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Solution

The fourth proportional to 11,300.31, 16,950.87 and 4,717.44 is: 7,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300.31 : 16,950.87 = 4,717.44 : x
  2. Step 2: Convert to fraction form
    11,300.31/16,950.87 = 4,717.44/x
  3. Step 3: Cross multiply
    11,300.31x = 16,950.87 × 4,717.44
  4. Step 4: Simplify right side
    11,300.31x = 79,964,712.17
  5. Step 5: Solve for x
    x = 79,964,712.17/11,300.31
  6. Step 6: Final answer
    x = 7,076.33

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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.