Home / 12,794.80-19,173.90-4,994.56

Finding the Fourth Proportional to 12,794.80, 19,173.90 and 4,994.56

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Solution

The fourth proportional to 12,794.80, 19,173.90 and 4,994.56 is: 7,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.80 : 19,173.90 = 4,994.56 : x
  2. Step 2: Convert to fraction form
    12,794.80/19,173.90 = 4,994.56/x
  3. Step 3: Cross multiply
    12,794.80x = 19,173.90 × 4,994.56
  4. Step 4: Simplify right side
    12,794.80x = 95,765,193.98
  5. Step 5: Solve for x
    x = 95,765,193.98/12,794.80
  6. Step 6: Final answer
    x = 7,484.70

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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.