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Finding the Fourth Proportional to 11,993.70, 17,996.10 and 4,595.70

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Solution

The fourth proportional to 11,993.70, 17,996.10 and 4,595.70 is: 6,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,993.70 : 17,996.10 = 4,595.70 : x
  2. Step 2: Convert to fraction form
    11,993.70/17,996.10 = 4,595.70/x
  3. Step 3: Cross multiply
    11,993.70x = 17,996.10 × 4,595.70
  4. Step 4: Simplify right side
    11,993.70x = 82,704,676.77
  5. Step 5: Solve for x
    x = 82,704,676.77/11,993.70
  6. Step 6: Final answer
    x = 6,895.68

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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.