Home / 6,679.54-10,019.39-2,981.97

Finding the Fourth Proportional to 6,679.54, 10,019.39 and 2,981.97

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Solution

The fourth proportional to 6,679.54, 10,019.39 and 2,981.97 is: 4,472.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.54 : 10,019.39 = 2,981.97 : x
  2. Step 2: Convert to fraction form
    6,679.54/10,019.39 = 2,981.97/x
  3. Step 3: Cross multiply
    6,679.54x = 10,019.39 × 2,981.97
  4. Step 4: Simplify right side
    6,679.54x = 29,877,527.85
  5. Step 5: Solve for x
    x = 29,877,527.85/6,679.54
  6. Step 6: Final answer
    x = 4,472.99

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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.