Home / 11,553.62-17,328.52-4,156.70

Finding the Fourth Proportional to 11,553.62, 17,328.52 and 4,156.70

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Solution

The fourth proportional to 11,553.62, 17,328.52 and 4,156.70 is: 6,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.62 : 17,328.52 = 4,156.70 : x
  2. Step 2: Convert to fraction form
    11,553.62/17,328.52 = 4,156.70/x
  3. Step 3: Cross multiply
    11,553.62x = 17,328.52 × 4,156.70
  4. Step 4: Simplify right side
    11,553.62x = 72,029,459.08
  5. Step 5: Solve for x
    x = 72,029,459.08/11,553.62
  6. Step 6: Final answer
    x = 6,234.36

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1.5x scale

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.