Home / 11,172.72-16,754.58-4,848

Finding the Fourth Proportional to 11,172.72, 16,754.58 and 4,848

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Solution

The fourth proportional to 11,172.72, 16,754.58 and 4,848 is: 7,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.72 : 16,754.58 = 4,848 : x
  2. Step 2: Convert to fraction form
    11,172.72/16,754.58 = 4,848/x
  3. Step 3: Cross multiply
    11,172.72x = 16,754.58 × 4,848
  4. Step 4: Simplify right side
    11,172.72x = 81,226,203.84
  5. Step 5: Solve for x
    x = 81,226,203.84/11,172.72
  6. Step 6: Final answer
    x = 7,270.05

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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.