Home / 11,331.75-16,998.93-3,011.88

Finding the Fourth Proportional to 11,331.75, 16,998.93 and 3,011.88

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Solution

The fourth proportional to 11,331.75, 16,998.93 and 3,011.88 is: 4,518.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.75 : 16,998.93 = 3,011.88 : x
  2. Step 2: Convert to fraction form
    11,331.75/16,998.93 = 3,011.88/x
  3. Step 3: Cross multiply
    11,331.75x = 16,998.93 × 3,011.88
  4. Step 4: Simplify right side
    11,331.75x = 51,198,737.29
  5. Step 5: Solve for x
    x = 51,198,737.29/11,331.75
  6. Step 6: Final answer
    x = 4,518.17

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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.