Home / 11,994.05-17,988.51-6,734.18

Finding the Fourth Proportional to 11,994.05, 17,988.51 and 6,734.18

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Solution

The fourth proportional to 11,994.05, 17,988.51 and 6,734.18 is: 10,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.05 : 17,988.51 = 6,734.18 : x
  2. Step 2: Convert to fraction form
    11,994.05/17,988.51 = 6,734.18/x
  3. Step 3: Cross multiply
    11,994.05x = 17,988.51 × 6,734.18
  4. Step 4: Simplify right side
    11,994.05x = 121,137,864.27
  5. Step 5: Solve for x
    x = 121,137,864.27/11,994.05
  6. Step 6: Final answer
    x = 10,099.83

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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.