Home / 6,974.21-10,461.97-1,976.68

Finding the Fourth Proportional to 6,974.21, 10,461.97 and 1,976.68

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Solution

The fourth proportional to 6,974.21, 10,461.97 and 1,976.68 is: 2,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.21 : 10,461.97 = 1,976.68 : x
  2. Step 2: Convert to fraction form
    6,974.21/10,461.97 = 1,976.68/x
  3. Step 3: Cross multiply
    6,974.21x = 10,461.97 × 1,976.68
  4. Step 4: Simplify right side
    6,974.21x = 20,679,982.41
  5. Step 5: Solve for x
    x = 20,679,982.41/6,974.21
  6. Step 6: Final answer
    x = 2,965.21

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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.