Home / 11,353.55-17,005.70-5,497.88

Finding the Fourth Proportional to 11,353.55, 17,005.70 and 5,497.88

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Solution

The fourth proportional to 11,353.55, 17,005.70 and 5,497.88 is: 8,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353.55 : 17,005.70 = 5,497.88 : x
  2. Step 2: Convert to fraction form
    11,353.55/17,005.70 = 5,497.88/x
  3. Step 3: Cross multiply
    11,353.55x = 17,005.70 × 5,497.88
  4. Step 4: Simplify right side
    11,353.55x = 93,495,226.63
  5. Step 5: Solve for x
    x = 93,495,226.63/11,353.55
  6. Step 6: Final answer
    x = 8,234.89

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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.