Home / 6,723.84-10,087.39-2,106.84

Finding the Fourth Proportional to 6,723.84, 10,087.39 and 2,106.84

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Solution

The fourth proportional to 6,723.84, 10,087.39 and 2,106.84 is: 3,160.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.84 : 10,087.39 = 2,106.84 : x
  2. Step 2: Convert to fraction form
    6,723.84/10,087.39 = 2,106.84/x
  3. Step 3: Cross multiply
    6,723.84x = 10,087.39 × 2,106.84
  4. Step 4: Simplify right side
    6,723.84x = 21,252,545.36
  5. Step 5: Solve for x
    x = 21,252,545.36/6,723.84
  6. Step 6: Final answer
    x = 3,160.77

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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.