Home / 11,872.34-17,795.95-4,473.59

Finding the Fourth Proportional to 11,872.34, 17,795.95 and 4,473.59

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Solution

The fourth proportional to 11,872.34, 17,795.95 and 4,473.59 is: 6,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872.34 : 17,795.95 = 4,473.59 : x
  2. Step 2: Convert to fraction form
    11,872.34/17,795.95 = 4,473.59/x
  3. Step 3: Cross multiply
    11,872.34x = 17,795.95 × 4,473.59
  4. Step 4: Simplify right side
    11,872.34x = 79,611,783.96
  5. Step 5: Solve for x
    x = 79,611,783.96/11,872.34
  6. Step 6: Final answer
    x = 6,705.65

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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.