Home / 11,172.82-16,753.02-4,603.46

Finding the Fourth Proportional to 11,172.82, 16,753.02 and 4,603.46

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Solution

The fourth proportional to 11,172.82, 16,753.02 and 4,603.46 is: 6,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.82 : 16,753.02 = 4,603.46 : x
  2. Step 2: Convert to fraction form
    11,172.82/16,753.02 = 4,603.46/x
  3. Step 3: Cross multiply
    11,172.82x = 16,753.02 × 4,603.46
  4. Step 4: Simplify right side
    11,172.82x = 77,121,857.45
  5. Step 5: Solve for x
    x = 77,121,857.45/11,172.82
  6. Step 6: Final answer
    x = 6,902.63

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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.