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Finding the Fourth Proportional to 11,994.96, 17,995.56 and 5,759.79

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Solution

The fourth proportional to 11,994.96, 17,995.56 and 5,759.79 is: 8,641.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.96 : 17,995.56 = 5,759.79 : x
  2. Step 2: Convert to fraction form
    11,994.96/17,995.56 = 5,759.79/x
  3. Step 3: Cross multiply
    11,994.96x = 17,995.56 × 5,759.79
  4. Step 4: Simplify right side
    11,994.96x = 103,650,646.53
  5. Step 5: Solve for x
    x = 103,650,646.53/11,994.96
  6. Step 6: Final answer
    x = 8,641.18

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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.