Home / 4,972.91-6,861.57-2,957.04

Finding the Fourth Proportional to 4,972.91, 6,861.57 and 2,957.04

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Solution

The fourth proportional to 4,972.91, 6,861.57 and 2,957.04 is: 4,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.91 : 6,861.57 = 2,957.04 : x
  2. Step 2: Convert to fraction form
    4,972.91/6,861.57 = 2,957.04/x
  3. Step 3: Cross multiply
    4,972.91x = 6,861.57 × 2,957.04
  4. Step 4: Simplify right side
    4,972.91x = 20,289,910.04
  5. Step 5: Solve for x
    x = 20,289,910.04/4,972.91
  6. Step 6: Final answer
    x = 4,080.09

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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.