Home / 11,175.21-16,762.95-3,384.36

Finding the Fourth Proportional to 11,175.21, 16,762.95 and 3,384.36

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Solution

The fourth proportional to 11,175.21, 16,762.95 and 3,384.36 is: 5,076.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.21 : 16,762.95 = 3,384.36 : x
  2. Step 2: Convert to fraction form
    11,175.21/16,762.95 = 3,384.36/x
  3. Step 3: Cross multiply
    11,175.21x = 16,762.95 × 3,384.36
  4. Step 4: Simplify right side
    11,175.21x = 56,731,857.46
  5. Step 5: Solve for x
    x = 56,731,857.46/11,175.21
  6. Step 6: Final answer
    x = 5,076.58

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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.