Home / 4,861.14-6,706.26-2,972.80

Finding the Fourth Proportional to 4,861.14, 6,706.26 and 2,972.80

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Solution

The fourth proportional to 4,861.14, 6,706.26 and 2,972.80 is: 4,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.14 : 6,706.26 = 2,972.80 : x
  2. Step 2: Convert to fraction form
    4,861.14/6,706.26 = 2,972.80/x
  3. Step 3: Cross multiply
    4,861.14x = 6,706.26 × 2,972.80
  4. Step 4: Simplify right side
    4,861.14x = 19,936,369.73
  5. Step 5: Solve for x
    x = 19,936,369.73/4,861.14
  6. Step 6: Final answer
    x = 4,101.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.